Complex has teamed up with the Hearst Corporation to bring you This Forgotten Day In Hip-Hop, a series that looks at some of the often forgotten moments in hip-hop history. Whether it's the release of an album or song, a controversial moment, or just a reason to celebrate, there's plenty of events in hip-hop's history that's worth looking back on. Today's episode focuses on June 5, 2007 when T-Pain dropped his second album, Epiphany. Not only was the album a hit, but in 2007 T-Pain ruled the airwaves with radio smash after radio smash. What was your favorite T-Pain song?