Katy Perry's outfit left very little to the imagination as she hit the stage at the Grammys this evening. A Katy Perry impostor kicked off the performance pretending to be Katy singing "ET," before the real pop star emerged to debut her new single, "Part of Me," wearing a latex superhero-esque costume that clung to all her curves. The latter track is being included on the extended re-release of Read more

Michelle Williams showed some skin in lingerie for the Feb. cover of GQ — see all the Michelle Williams in GQ pictures. The actress is fresh off a big win at Sunday's Golden Globes, where she won best actress in a comedy or musical for My Week With Marilyn. She toasted her new statue at The Weinstein Company's afterparty, but was spotted at LAX yesterday afternoon ready to take off for her Read more

George Clooney was up early to stop by the Good Morning America studios in NYC today. The star of both The Descendants and The Ides of March broke from his busy award season circuit to share the anchor desk with hosts George Stephanopoulos and Robin Roberts. After declining to do a teaser for Celebrity Wife Swap, George Clooney spoke about his amazing 2011 and multiple nominations. He said, "It's Read more

Reese Witherspoon looks stunning in Giorgio Armani on the cover of Elle's February issue. She's prepping for the release of This Means War next month after closing out a big 2011 that included her wedding to Jim Toth. Reese opened up about meeting her now husband and how he changed her views on marrying again in the publication. She also shared her embarrassment over making so much money. Here's Read more

Yeah, we know; there are a lot of hot (and often, shirtless) men in Hollywood, but a few stand out to us this year because of their dedication to health and fitness. All of our nominees for fittest male celeb of 2011 made the list because their extracurricular activities include things like cycling, running, MMA, and serious time at the gym. What better way to make our hearts melt than a guy who Read more

Charlize Theron stepped out in Beverly Hills last night for a Young Adult premiere held at the Academy of Motion Picture Arts and Sciences. She donned a dress from Stella McCartney to pose on the red carpet along with costars Patton Oswalt and Elizabeth Reaser, as well as the movie's writer Diablo Cody. It was a extraspecial screening for Charlize, because earlier in the day she made the list of Read more

New York Times Magazine released a sneak peek of their annual Hollywood issue, on newsstands Sunday, which features some of the film industry's biggest stars and the year's award season hopefuls. George Clooney, Brad Pitt, Ryan Gosling, and Kirsten Dunst were among the 13 chosen to participate in the feature. Each actor transformed into character as a famous vamp, crook, or killer. Clooney, Read more

Kate Moss covered her head from the rain this morning to check in on the progress of construction at her new London home with her husband Jamie Hince. Both Kate and Jamie are home from a recent stint in Paris, where she was by his side during his shows with the Kills. Business of her own brought Kate to France earlier this Fall when she talked up her collection for Rimmel in a few select Read more

Breaking Dawn hits theaters today — who's excited to see Edward and Bella get married and (possibly) have a baby? Since the action-packed trilogy first debuted, Kristen Stewart has walked many a red carpet, graced film screenings, press conferences, and photocalls defining her personal style along the way. From Twilight to tomorrow's much-anticipated release, Kristen's come into her own, Read more

The big three from Breaking Dawn posed together for their latest sexy EW cover, which is out just in time for the movie's Friday release. Robert Pattinson, Kristen Stewart, and Taylor Lautner are currently in the homestretch promoting Breaking Dawn Part 1, including at yesterday's UK premiere and during a group interview with Ellen DeGeneres, which airs on tomorrow's show. The trio talked to EW Read more