Don’t mess with Lil Wayne. Weezy threatens to “pick the world up and drop it on your fu**ing head” on his Chase N. Cashe-produced collabo with Eminem from the oft-delayed Rebirth. Forget waiting until 2012 because hip-hop’s two superpowers are ready to wreak havoc of global proportions right now.

Download: Lil Wayne f/ Eminem – “Drop the World”