Uma Thurman has given birth to a baby girl!

The 42-year-old actress and her financier beau Arpad Busson welcomed their first child together on Sunday (July 15), according to Us Weekly. No details about the baby’s name or size were available.

Uma has two children from her marriage to actor Ethan Hawke – Maya, 13, and Levon, 10.

Uma‘s film Bel Ami, also starring Robert Pattinson, recently hit theaters and is now available to rent on demand. She also had a guest stint on the hit NBC series Smash.

Congratulations to the happy couple!

Beyonce has lent her support to the Obama/Biden campaign by reading her open letter to First Lady Michelle Obama in a newly released campaign ad.

“I wrote a letter to the First Lady because I wanted her to know I am very grateful for everything she is doing for our country and also for women around the world,” the 30-year-old singer says in the video.

Beyonce wrote Michelle an open letter back in April praising her work and telling her that she is proud to raise Blue Ivy in a world with people like her.

Michelle tweeted Beyonce after she read the letter thanking her in return for being a positive role models for girls around the world.

Selena Gomez and her boyfriend Justin Bieber arrive at St. Kilda Bar at Hotel Barkly on Sunday (July 15) in Melbourne, Australia.

The 19-year-old beauty stayed close by her 18-year-old beau as they walked inside the restaurant with the rest of their entourage.

PHOTOS: Check out the latest pics of Selena Gomez

Justin recently thanked his Beliebers for all of their support via Twitter.

"Thanks to everyone out there Requesting 'AS LONG AS YOU LOVE ME' with @bigsean at radio and blasting it up the ITUNES charts! MUCH LOVE,” he wrote.

Reese Witherspoon keeps it breezy and comfortable as she shows off her growing baby bump at LAX Airport on Saturday (July 14) in Los Angeles.

The 36-year-old pregnant actress and hubby Jim Toth tried to keep a low profile as they entered the airport and went through security.

PHOTOS: Check out the latest pics of Reese Witherspoon

Earlier in the day, Reese and Jim were spotted arriving at the Langham Huntington Hotel in Pasadena, Calif.

15+ pics inside of Reese Witherspoon and Jim Toth arriving at the airport…

Miley Cyrus is rockin’ a new blonde ‘do as she and fiance Liam Hemsworth do a little skateboarding on Sunday (July 15) in Los Angeles.

The 19-year-old entertainer tweeted about her new color, saying, “Now that I’m blonde I gotta give duck lips in every photo ❤”.

PHOTOS: Check out the latest pics of Miley Cyrus

Miley and Liam were also spotted together leaving a pilates class for the second day in a row!

10+ pictures inside of Miley Cyrus and Liam Hemsworth skateboarding and leaving a pilates class…

Colton Haynes heats up the July issue of Essential Homme magazine!

The 23-year-old Teen Wolf actor chatted to the mag about his hit MTV show and what it was like growing up in Kansas.

PHOTOS: Check out the latest pics of Colton Haynes

On dealing with fame: “It was kind of unexpected, to wake up one day and realize that the things that you’ve worked so hard to accomplish, you’ve accomplished in so little an amount of time.”

On partying: “I haven’t been seen drunk falling out of a club yet, so I don’t know if that’s necessarily gonna happen any time soon.”

On playing the bad guy: “It's fun to play the bad guys, because I don't necessarily think that I'm like that all the time in real life.”

For more on Colton, check out Essential-Homme.com.

10+ pictures of Colton Haynes‘ magazine shoot inside…

Sylvester Stallone wants “the speculation and questionable reporting” about the death of his son Sage to end, TMZ reports.

The 66-year-old actor’s son was found dead in his apartment earlier in the week.

“When a parent loses a child there is no greater pain,” Sylvester expressed. “Therefore I am imploring people to respect my talented son’s memory and feel compassion for his loving mother Sasha.”

“This agonizing loss will be felt for the rest of our lives,” Sylvester continued. “Sage was our first child and the center of our universe and I am humbly begging for all to have my son’s memory in full left in peace.”

Check out the premiere of Madonna's latest video for her song "Turn Up the Radio!"

The 53-year-old entertainer has the time of her life in a Cadillac convertible in the video shot in Italy by fashion photographer Tom Munro.

PHOTOS: Check out the latest pics of Madonna

Madonna‘s boyfriend Brahim Zaibat also makes a cameo in the clip – see if you can spot him!

“Turn Up the Radio” serves as the third official single off her twelfth studio album, MDNA, available in stores now.

Jennifer Garner, Violet, Seraphina, and baby Samuel all greet Ben Affleck as they arrive via private jet at Luis Munoz Marin Airport on Saturday (July 14) in Carolina, Puerto Rico.

The 40-year-old actress and her three kids looked happy to see Ben as they landed.

PHOTOS: Check out the latest pics of Jennifer Garner

Ben is currently working on a crime drama called Runner, Runner about a businessman who gets caught up in offshore gambling. He co-stars with Justin Timberlake in the flick, which hits theaters next year.

15+ pictures inside of Jennifer Garner and her kids landing in Puerto Rico…

Gwen Stefani keeps it breezy as she steps out at the beach with her adorable son Zuma on Saturday (July 14) in Santa Monica, Calif.

The 42-year-old rocker and fashionista took Zuma, 3, to see a movie the following day.

PHOTOS: Check out the latest pics of Gwen Stefani

“Settle Down”, the first single off the band’s new album, Push and Shove, will debut today! We can’t wait to give it a listen!

Push and Shove will hit stores September 25.

15+ pictures inside of Gwen Stefani enjoying a weekend with her extended family…

Hugh Jackman goes shirtless and shows off his incredible beach body as he takes an early dip in the ocean on Monday (July 16) in Sydney, Australia.

The 43-year-old actor also hit the beach with his son Oscar, his daughter Ava, and his wife Deborra Lee Furness over the weekend!

PHOTOS: Check out the latest pics of Hugh Jackman

It was recently announced that Hugh will team up with Jessica Biel in The Wolverine! Hugh will reprise his role as Wolverine, while Jessica is set to portray Viper. The comic book flick is slated to hit theaters next summer.

Lee Pace, Maggie Grace, Christian Camargo, Mia Maestro, Rami Malek, and Omar Metwally all channel their vampire characters in newly released character posters for The Twilight Saga: Breaking Dawn Part 2!

Casey LaBow, MyAnna Buring, Tracey Heggins, Judith Shekoni, Noel Fisher, Guri Weinberg, Angela Sarafyan, Andrea Gabriel, Patrick Brennan, Marlane Barnes, and Lisa Howard are also featured in new posters!

Earlier this week, Kristen Stewart, Robert Pattinson, and Taylor Lautner participated in a panel at 2012 Comic-Con, where they chatted about the upcoming movie.

15+ pictures inside of new Breaking Dawn character posters…

Eva Longoria looks like she’s in a good mood as she steps out of her car to grab a bite for lunch at Chateau Marmont on Saturday (July 14) in West Hollywood, Calif.

The 37-year-old Desperate Housewives alum was flirty and fashionable in a gray maxi dress and Coach‘s legacy leather duffle – so chic!

PHOTOS: Check out the latest pics of Eva Longoria

On Friday, Eva attended a birthday party and later went out paddle boarding for a new matchmaking show she’s executive producing called Ready for Love.

Joshua Jackson flashes a smile at the Fringe panel during 2012 Comic-Con held at the San Diego Convention Center on Sunday (July 15) in California.

The 34-year-old actor was joined on stage by his co-stars Anna Torv, John Noble, Jasika Nicole, and Lance Reddick.

“Everyone was kind of happily surprised – we were on the razor’s edge this year,” Josh commented on the waiting to hear if the series would be renewed.

Be sure to tune into Fringe‘s final season on September 28!

Check out the trailer for the new season below…

10+ pictures inside of Joshua Jackson and the Fringe cast at 2012 Comic-Con…

Charlie Hunnam and Katey Sagal strike a pose as they head into their Sons of Anarchy panel held at the Hilton Bayfront Hotel at 2012 Comic-Con on Sunday (July 15) in San Diego, Calif.

The 32-year-old English actor was joined at the panel by his castmates including Kim Coates, Ron Perlman, Ryan Hurst, Maggie Siff, Theo Rossi, Tommy Flanagan, Mark Boone Jr., and Dayton Callie at the panel!

The day before, Charlie participated in another panel, which revealed some details about his upcoming movie Pacific Rim.

10+ pictures inside of Charlie Hunnam and his castmates at the Sons of Anarchy panel…

Katie Holmes and her daughter Suri stop to have a quick chat on the sidewalk on a sunny Sunday (July 15) in New York City.

The 33-year-old newly divorced actress and her 6-year-old little one wore matching pink outfits as they ran their errands – how cute!

PHOTOS: Check out the latest pics of Katie Holmes

The day before, Katie and Suri took a trip to the Children’s Museum of the Arts for the second time this week.

10+ pictures inside of Katie Holmes and Suri out painting the town pink…

Jensen Ackles and Jared Padalecki lean in close as they get ready to chat with fans at 2012 Comic-Con on Sunday (July 15) in San Diego, Calif.

Jared, 29, and Jensen, 34, were joined on the panel by their Supernatural co-stars Misha Collins and Jim Beaver.

PHOTOS: Check out the latest pics of Jared Padalecki

Jared revealed a little bit about what to expect in season eight – “Sam is totally getting some action this season!” His love interest, played by Liane Balaban, has already made an appearance on set!

10+ pictures inside of Jared Padalecki and Jensen Ackles chatting about Supernatural…

Heidi Klum holds hands with Leni and Henry as they and Johan step out on a sunny Saturday (July 14) in New York City.

The 39-year-old model and host of Project Runway did some shopping with her three oldest kids.

PHOTOS: Check out the latest pics of Heidi Klum

Heidi tweeted a picture of herself and her mom inside a bubble, saying, “Bubbles aren’t only fun for children!”

Project Runway, Heidi‘s fashion design reality show, starts up its tenth season this Thursday, July 19! Catch it on Lifetime at 9/8c.

Alexander Skarsgard and Chad Michael Murray get ready to have some fun at the Playboy and True Blood Event at Comic-Con 2012 on Saturday (July 14) in San Diego, Calif.

Alexander, 35, was joined at the party by his True Blood co-stars Stephen Moyer and Sam Trammell. The cast participated in a panel earlier in the day where they chatted about their hit show.

PHOTOS: Check out the latest pics of Alexander Skarsgard

Zachary Levi, William H. Macy, Zelda Williams, and David Arquette also attended the annual event!

15+ pictures inside of the Playboy and True Blood Event…

Kim Kardashian shows off her smokin’ bathing suit body in this new photo posted to her Instagram account.

“Good morning Miami,” the 31-year-old reality television star captioned the sexy swimsuit photo.

Later in the day, Kim and her beau Kanye West went out to lunch together at Puerto Sagua restaurant in Miami Beach – where Kim wore a bra exposing outfit!

Earlier in the weekend, Kim and Kanye visited an office building together in Tarzana, Calif.

“Got in a good workout today! Feels good to start my weekend like this!” Kim tweeted that same day.

10+ pictures inside of Kim Kardashian and Kanye West leaving lunch in Miami Beach…

Aaron Paul and Bryan Cranston are dapper as can be at the season five premiere of their hit show Breaking Bad during 2012 Comic-Con held at Reading Cinemas Gaslamp on Saturday (July 14) in San Diego, Calif.

The co-stars were joined at the premiere event by their cast mates Anna Gunn, RJ Mitte, Dean Norris, and Bob Odenkirk.

Also showing up for the event was The Walking Dead cast members Lauren Cohan, Laurie Holden, Steven Yeun, Norman Reedus, and Danai Gurira!

Breaking Bad premieres tonight on AMC at 10pm EST!

20+ pictures inside of Aaron Paul, Bryan Cranston, and more at the premiere of Breaking Bad…

Rihanna waves at some fans as she hops aboard a yacht with some pals on Sunday (July 15) n Porto Cervo, Sardinia, Italy.

The 24-year-old pop star was spotted arriving at Sardinia’s Olbia Costa Smeralda Airport earlier in the day, where she was greeted by friendly staff and cold drinks!

PHOTOS: Check out the latest pics of Rihanna

Ri was recently back home in Barbados, where she mourned the loss of her dear departed Gran Gran Dolly. Rihanna also was able to enjoy the company of some pals as well.

20+ pictures inside of Rihanna getting ready for a yacht ride…

Charlie Hunnam laughs out loud during the panel for his upcoming film Pacific Rim during 2012 Comic-Con at the San Diego Convention Center on Saturday (July 14) in California.

The 32-year-old actor was joined on stage by his co-stars Charlie Day, Ron Perlman, Rinko Kikuchi, director Guillermo del Toro and producer Thomas Tull.

“There are probably two filmmakers in the world, Guillermo being one of them, that I would take that leap of faith with,” Charlie H. said during the panel about signing on for the film before even reading the script.

A new poster for the flick was recently revealed! Check it out inside.

Also pictured inside: Charlie H. posing for a picture with Elijah Wood at Entertainment Weekly's Comic-Con Celebration later that evening.

Michelle Williams and boyfriend Jason Segel take her daughter Matilda out for a healthy lunch on Sunday (July 15) in Brooklyn, New York.

The happy trio dined on salad and veggies before going for a walk post-meal.

PHOTOS: Check out the latest pics of Michelle Williams

Michelle, who recently returned from a trip to 2012 Comic-Con, said during her Oz the Great and Powerful panel that she would do a Dawson’s Creek reunion!

“I would very happily do a reunion show, I don’t know what it would be,” Michelle said. “My character died in the end, so there are certain limitations for me. It’s either I come back as a ghost or I’m shot through a lot of gauzy, hazy light as my nineteen-year-old self.”