Rihanna brought an extra dose of sexiness to music's biggest night in an Armani gown at the Grammys. She helped design the racy black dress, which had an open back and slit, with Giorgio Armani. Rihanna's nominated at this evening's show and will also be performing. She'll first take the stage solo and will later be joined by Coldplay. Rihanna will be back in the spotlight later this month for Read more

Banana Republic has just announced its second Mad Men collection, designed by the show's costume designer, Janie Bryant. The Spring collection debuts online and in stores on March 1 — just 24 days before the highly anticipated season premiere on March 25! Only one photo has been revealed from the campaign, but we do know that the line will feature over 40 retro-inspired pieces. Think cardigans, Read more

Marion Cotillard got to work in NYC on Friday on a new movie with Joaquin Phoenix. The two actors are under the direction of James Gray, who worked with Joaquin and Gwyneth Paltrow on the 2008 film Two Lovers. This picture, which takes place in the 1920s, doesn't yet have a title. Marion stars as an immigrant to the US, who's tricked by Joaquin's character into a life of vaudeville. Jeremy Renner Read more

Donatella Versace hosted at an exclusive dinner at Paris's Restaurant Lasserre on Monday to unveil the Versace Étoile De La Mer eyewear collection. Diane Kruger was one of the lucky stars to score an invite, and wore a wild cheetah and floral minidress designed by her host, Donatella. Inside, fashionable ladies like Salma Hayek, Anna Wintour, and Abbie Cornish tried on pieces from the line, Read more

Madewell always has something up its sleeve and today, we're sharing some exclusive news and photos with you. We got all the details on the brand's latest and greatest denim collection: Rivet & Thread. The seven-piece collection, ranging from $135 to $200, was conceived during a 2,000-mile road trip to the Wild West — yes, ghost towns and all — and hits all the notes of classic Read more

Michelle Williams stopped by The Tonight Show studios in LA yesterday. The star of My Week With Marilyn spoke with host Jay Leno about her film, which has earned a great deal of praise for Michelle. She's picked up best actress nominations at the SAG, Critics' Choice, and Golden Globe awards so far. We'll find out on Jan. 24 if she can add Oscars to that list, possibly making it her second year Read more

Jennifer Lopez wore a bikini Friday to lounge by the pool of her Kauai hotel with new guy Casper Smart. The 41-year-old J Lo cuddled up to her 24-year-old shirtless guy while hanging out in a cabana. They also had iced drinks for the hours spent by the water. Jennifer and Casper escaped to Hawaii for Thanksgiving with her kids, Max and Emme. J Lo shared holiday greetings with her fans, tweeting, Read more

Emma Stone and Andrew Garfield met up inside last night's American Museum of Natural History gala in NYC. She posed for pictures solo on the red carpet in an orange gown and Tabitha Simmons heels while her Amazing Spider-Man costar and beau decided to go straight inside the event. They partied alongside a long list of Big Apple-based funny people, including SNL's Seth Meyers, Jason Sudeikis, Bill Read more

She pulls off a being a blonde (though we like her best as a redhead), she can hang with the guys, and has the red-carpet styling skills of a seasoned pro. For these, and many other reasons, we've fallen hard for the funny-turned-leading lady (and today's birthday girl) Emma Stone. We first took notice of Emma as Jonah Hill's high-school crush in Superbad, and she's quickly added to her résumé Read more

Eva Longoria and Eduardo Cruz had a date night yesterday at her LA restaurant Beso. She had the evening off from shooting the final season of Desperate Housewives, which kicked off on ABC a few weeks ago. Her last episodes as Gabrielle Solis will air through 2012, and so far, things on the show have been as dramatic as usual. Eva was mum about her and Eduardo's outing on Twitter, but he's been Read more