The 2012 Billboard Music Awards are rolling into Las Vegas today. It's shaping up to be a great show, with Carrie Underwood, Justin Bieber, Usher, and Katy Perry scheduled to perform and Adele, Rihanna, and Drake nominated. Before we check out all the action this weekend, we're taking a look back at the Billboard fun in years past. Remember when Destiny's Child took the stage and when Gwen Read more

Rihanna joined her Battleship costars Alexander Skarsgard, Taylor Kitsch, and Brooklyn Decker, as well as director Peter Berg, at Friday's photocall for the film. The stars returned to Hawaii, where they shot the movie last Summer, for the US press junket. They posed in front of Pearl Harbor's USS Missouri Memorial with naval vet Gregory D. Gadson — stay tuned for our exclusive interviews with Read more

Rihanna was all done up Saturday to do a magazine shoot in Malibu. The images are bound for Harper's Bazaar and the singer was excited about her first ever spread in the magazine. She struck a pose in a white gown with a thigh-high slit and also modeled a gold dress. Rihanna tweeted, "I did my first Harper's Bazaar cover today!" She didn't have long to dwell on the West Coast, though. Once the Read more

Time magazine celebrated its 100 Most Influential People last night with a huge bash held inside Jazz at Lincoln Center. Honorees like Kristen Wiig, Chelsea Handler, Claire Danes, Hillary Clinton, Tilda Swinton, and Rihanna all turned out for the mingling and partying. Stephen Colbert, who also made the list, gave opening remarks. He gave shout-outs to Kristen and Spanx creator Sara Blakely. Read more

Zac Efron hit the red carpet at The Lucky One premiere in Melbourne today with his lovely costar Taylor Schilling. Australian fans went wild for Zac at yesterday's premiere in Sydney, where he joked about sharing his hotel with Rihanna. Rihanna and Zac spent time relaxing on the balcony of their respective suites. Rihanna snapped photos of the picturesque scenery while Zac took off his shirt and Read more

Rihanna, dressed in blue and gold Pucci, joined her Battleship costars Brooklyn Decker, Alexander Skarsgard, and Taylor Kitsch today at the film's world premiere in Tokyo. Rihanna debuted her darker hair color yesterday at a press conference aboard the USS George Washington in Yokosuka. The stars were whisked back to Japan's capital via helicopter following the press event. Rihanna and Brooklyn Read more

The gang from Battleship dressed up today for a photocall on behalf of their Summer blockbuster at London's Corinthia Hotel. Brooklyn Decker donned a Stella McCartney dress that is a celeb favorite — Gwyneth Paltrow wore it to an event in China, while Sienna Miller donned it on a recent British Vogue cover. Rihanna was decked out in a silky dress and Taylor Kitsch looked hot in a suit. The Read more

With Rihanna taking the plunge towards an acting career in Battleship, there's no better time to recall a few pop stars that made big moves on the big screen. From Marky Mark to everyone's favorite new mommy Beyoncé, click through to see some of our favorite stars who got their big break singing and dancing on stage. Photos courtesy of Getty Read more

Rihanna struck a gorgeous pose for the cover of April's Vogue, which is available on newsstands March 22. She smiled for an accompanying shoot from photographer Annie Leibovitz — also make sure to check out the magazine's look back at Rihanna's red-carpet evolution. The pop star opened up about her upcoming movie Battleship, which she shot last Summer in Hawaii, as well as about her famous Read more

This week's celebrity Twitter pictures were as fun and sweet as ever! Lea Michele soaked up the sun during her trip to Mexico, while Nikki Reed and husband Paul McDonald made sweet music together during an LA performance. Rihanna shared photos while partying in London with Kate Moss and Stella McCartney, and we even got to see what Busy Philipps and Gillian Jacobs would look like as hotel maids. Read more