Jay-Z disses Birdman and Lil Wayne?

By The Hip Hop WriterHip Hop Vibe Staff WriterFollowing a rather silent 2010, Jay-Z is back in the news following the positive response to "H.A.M." The song is the first single from the new album, Watch the Throne. This album is a collaboration effort between Jay-Z and Kanye West. Kanye West hopes this album will prove he is just as good as Jay-Z.The first single has definitely turned heads.