Rihanna is putting the deep, hard beats of her music into her own hands by learning to play the drums -- and she's hired the best possible instructor: Blink-182 sticksman Travis Barker.

Blink-182 drummer/producer Travis Barker has announced that Slipknot vocalist Corey Taylor will join him for a metal-infused track on his first upcoming solo album. Hip-hop stars Lil Wayne, RZA, the Game, Rick Ross, and Beanie Segal are also slated to appear on the as-yet-untitled LP.

Two unique collaborations between hip-hop acts and rock stars are among the last-minute additions to this Sunday's Grammy broadcast, airing at 8 P.M. EST on CBS.

Lots of musicians tweet -- but all that Twitters is not gold.

That's why you'll want to check out SPIN.com every Friday to see whose tweets we're reading this week -- then update your TweetDeck! (Obligatory Self-Promotion: …while you're at it, be sure to follow @SPINmagazine!)

This week's winners:

Former Blink-182 drummer Travis Barker and Adam "DJ AM" Goldstein have a lot to celebrate this year -- in particular their narrow escape from a tragic plane crash in September that killed four and left the two musicians -- the only remaining survivors -- with critical second- and third-degree bu

Travis Barker is not only eager to return to the studio, but he's also ready to hit the courtroom: The drummer has filed lawsuits against companies he feels are responsible for the September plane crash that killed four and left him and DJ AM, a.k.a.