Kristen Stewart turns 22 today, and she's built up quite a résumé for such a young star. She had an early breakout role in Panic Room, turned into a mega star after Twilight, and proved to be a badass role model thanks to movies like Snow White and the Huntsman and The Runaways. To honor her birthday, take a look back at all of the different roles she's played over the years.

Victoria Beckham got all done up for the new cover of Harper's Bazaar's Spanish edition. It's the latest revealing, dramatic photo shoot for Victoria, who also struck memorable, swimsuit-clad poses for recent issues of Madame Figaro, British Vogue, and Harper's Bazaar UK. At the moment, Victoria is at home in LA with her young family. Earlier this week, she tweeted about decorating cupcakes for Easter with daughter Harper and son Romeo. She also shared her passion for pal Ken Paves's new The Power of Now conditioner. Her husband, David, has been busy with the Galaxy but had a few free evenings recently to take in sports with his kids. He checked out a Kings ice hockey game with the boys and on Wednesday night watched a dramatic Lakers vs. Clippers basketball game with their oldest child, Brooklyn.

Jennifer Lopez and Casper Smart let loose at the opening of the new cocktail lounge Planet Dailies and Mixology 101 in LA last night. They partied with Planet Hollywood CEO Robert Earl and other friends after an especially exciting taping of American Idol. During the elimination show, J Lo premiered her sexy "Dance Again" video, which features her and Casper getting steamy. Earlier in the day, J Lo and Casper took her kids, Max and Emme, to visit the Easter Bunny.

It's been a busy few weeks for J Lo as she juggles her AI judging duties with her other projects, including her upcoming film What to Expect When You're Expecting. If you're a fan of the star, make sure to enter for a chance to meet J Lo before the contest ends on April 11.

Miranda Kerr models Reebok in a new set of ads for the sneaker giant, photographed by Rankin. She's the face of their new EasyTone line of gear, one of her many promotional gigs. Miranda may be best known as one of Victoria's Secret's most famous Angels, and she's also the face and brain behind her Kora Organics skin care line. At home in LA, Miranda's also been all about her exercise routine. Miranda Kerr's workout style has been on regular display as she goes to her yoga classes. Occasionally, her 1-year-old son Flynn Bloom, who knows Downward Dog, accompanies his mom. Husband Orlando Bloom is also frequently seen logging time at yoga or a trainer's house with Miranda.

Scarlett Johansson hosted a fundraiser for 2013 NYC mayoral candidate Scott Stringer last night at Manhattan's Maritime Hotel. Stringer is currently the Manhattan borough president, and has been a longtime friend of Scarlett and the Johansson family. Yesterday was just the latest example of Scarlett throwing her political weight behind Stringer. She also hosted a Scott Stringer event at the Plaza Hotel with her brother Hunter back in Oct. 2011.

Aside from the politicking, Scarlett and boyfriend Nate Naylor have been finding time to hang out. They reportedly spent a recent PDA-filled night at East Village bar Cabin Down Below. The fun with family and friends comes ahead of Scarlett's press tour for The Avengers. The blockbuster, in which Scarlett reprises her role as Black Widow, is out in the US on May 4.