Rihanna, Bruno Mars, and Sting will perform together at the Grammys on Sunday.

+ Rihanna will be performing with Bruno Mars and Sting at "The 55th Annual Grammy Awards" on Sunday. Kelly Clarkson has also been added to the performers list, which includes Justin Timberlake, Taylor Swift, Jack White, Frank Ocean, The Black Keys, Alicia Keys, Maroon 5, Ed Sheeran, and more. (MTV News)

+ Justin Timberlake is filming a documentary about the making of The 20/20 Experience. The countdown video on his website is a part of it. "That little piece of footage is from a documentary we started working on throughout the making of the album, which started last June," Justin told Ryan Seacrest in an interview. (MTV News)

+ Rilo Kiley returns from a six-year hiatus with a compilation of archival material. Entitled rkives, it will be released April 2 and includes 16 songs. (Pitchfork)

+ Shakira and her fiancé Girard Pique shared a photo of their baby boy, Milan. "Visit our @Unicef #Babyshower to see the 1st pic of my 2 angels and help underprivileged babies," Shakira tweeted. (Just Jared)

+ Miley Cyrus, Lil' Kim, and her protege Tiffany Foxx have teamed up for Foxx's "Twisted" video. "Good lawd you are beautiful. Had so much fun last night xoxo,” Miley tweeted after shooting her cameo for the clip. (RapFix)

+ Watch Hunter Hayes during "Live from the MTV Newsroom: Hunter Hayes" tonight on MTV.com at 7 p.m. ET. He'll perform an acoustic set and hang out for an interview. Tweet your questions for him to @MTVNews with the hashtag #AskHunter. (MTV News)

+ If you still haven't found a Valentine's Day gift for that special someone, The Flaming Lips have a unique idea. They've made a USB mix called Songs Of Love, which is encased inside an anatomically correct (as in it looks just like the one that beats inside you) chocolate heart. (Pitchfork)

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