Rihanna penned a letter to her fans, thanking them for inspiring her, and propelling her Unapologetic album to No. 1, her first trip to the top of the album charts. [Instagram]

At long last, here are some parenting tips from Wiz Khalifa. [Hot1079Philly]

Ma$e has finally been released from his contract with Bad Boy. "I've been in that contract for 16 years," Ma$e told MTV. "The other day he [Diddy] let me out of it, so big shout-outs to Diddy, I guess he woke up feeling good and he wanted to do something good." He also named Kanye s G.O.O.D. Music as his intended future home. G.O.O.D. luck. [RapFix]

Usher appeared on "Ellen" earlier, where he performed "Numb," and taught the host some much-needed dance moves. [Rap-Up]

T.I. recently brought a sleigh full of toys to a children's hospital in Detroit. Good for the King. [HotHipHopDetroit]

Rick Ross has reportedly renewed his deal with manager Diddy's vodka brand Ciroc, surprising no one. "My 2013 resolution is to have continued success for myself and those that surround me," Ross said. "Thank you Ciroc for inviting me to share in the celebration!" Here's to a setback-free 2013! [AllHipHop]

See Rihanna's Harper's Bazaar Cover

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