Buzz Bites (2/2/11): Drake And Rihanna To Perform At Grammys

(Credit: Johnny Nunez/WireImage)

+ Drake and Rihanna are the latest stars slated to perform at the Grammy Awards on Feb. 13. (MTV News)

+ Somehow Justin Bieber has become an issue in the divorce of The-Dream and Christina Milian. No, it's not about how gets custody. The ex-couple are arguing over royalties from The-Dream-penned Bieber song, "Baby." (TMZ)

+ Check out footage of the "Glee" Super Bowl episode to see the kids donning blue wigs and dancing to Katy Perry's "California Gurls." (Idolator)

+ Kim Kardashian and W magazine are having a bit of a public tiff over the racy photographs the magazine ran of her in their Sept. issue. (TheFABlife)

+ Mariah Carey is having a boy and a girl. (People)

+ Chris Brown will take one more step on his comeback trail, appearing as the musical guest on an upcoming episode of "Saturday Night Live." (That Grape Juice)