Grab Big Sean's free mixtape, "Detroit," before the VMAs tonight.

+ Before you tune in to the 2012 MTV Video Music Awards tonight at 8 p.m. E.T./P.T., grab two-time VMA nominee Big Sean's Detroit mixtape, which he released yesterday. The VMA nom's up for Best Hip-Hop Video for Kanye West's "Mercy," featuring Pusha T, Big Sean and 2 Chainz, and Best Editing for the same song. (Rap-Up)

+ Will VMA nominees The Wanted get naked during the the show tonight? You'll have to tune in to find out! What we can say for sure is that they'll be appearing at the VMAs tonight, and the next day they're premiering their new single, "I Found You." (MTV News)

+ BREAKING: Dr. Dre is rich. OK, OK, you probably already knew that, but you may not know that he makes the most money among all rappers, according to Forbes. He landed at the top of Forbes' "Cash Kings 2012: Hip-Hop's Top 20 Earners" list. (MTV News)

+ How does Demi Lovato prep for her VMA pre-show performance? By listening to 2 Chainz and Nicki Minaj, natch. Check out her MTV News video interview, and catch her live before tonight's VMAs at 7pm E.T./P.T. (MTV News)

+ Watch Mariah Carey, Rick Ross, Meek Mill, and Jermaine Dupri perform her new single "Triumphant (Get 'Em)" during their NFL season kickoff performance last night in New York's Rockefeller Plaza. (Rap-Up)

+ The Country Music Awards announced their nominees yesterday. Congrats to Taylor Swift, who's up for three awards, while Miranda Lambert and Blake Shelton both received four nods. (Billboard)

+ Lady Gaga announced her initial 2013 North American "Born This Way Ball" tour dates. She kicks things off in Vancouver, BC on Jan. 11 and ends in Miami on March 16. (MTV News)

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