Miley Cyrus joins Demi Lovato, Ciara, and others for "VH1 Divas" on Dec. 16.

+ Mark your calendars for "VH1 Divas," which airs Dec. 16. Hosted by Adam Lambert, the annual special features performances by honorees Miley Cyrus, Demi Lovato, Ciara, Kelly Rowland, and Jordin Sparks, who will pay tribute to Whitney Houston and Donna Summer. (VH1)

+ Justin Bieber will donate $1 per ticket sold at his four New York City-area concerts to Hurricane Sandy relief efforts. "Thanks for helping us. #GIVEBACK," he wrote to fans on his Facebook page. (MTV News)

+ Rihanna talked about her forthcoming album Unapologetic and more during a Facebook chat with fans yesterday. "'Nobody's Business' is basically the way I look at everything regarding my personal life," she said of her collabo with Chris Brown. (Neon Limelight)

+ Frank Ocean's songs will exclusively soundtrack "Gossip Girl"'s Nov. 12 episode. Songs from his excellent channel ORANGE -- "Super Rich Kids," "Sweet Life," "Thinkin' Bout You," "Lost," "Pyramids" -- will be featured -- the first time his music has been used in a TV show. (Pitchfork)

+ Watch One Direction perform "Live Like We're Young" and "Little Things" at last night's "The X Factor." Their second album Take Me Home album drops Tuesday. (Neon Limelight)

+ Check out a holiday-themed Gap ad featuring Nas and his dad. "Me & Pops for The Gap. #LifeisGood," he tweeted. (RapFix)

Photo credit: Vh1