Birthday Song (2 Chainz song)

"Birthday Song" is a song by American rapper 2 Chainz, released on July 24, 2012, as the second single from his debut studio album, Based on a T.R.U. Story (2012). The song, which features fellow American rapper Kanye West, was produced by Sonny Digital and co-produced by West and BWheezy, with additional production by Anthony Kilhoffer, Lifted and Mike Dean. The hip hop song is about the rapper's yearning for women with large buttocks.