"The Train" is the fifth and final single to be released from OutKast's sixth studio album, Idlewild. The song features Scar and Sleepy Brown on guest vocals. The single was released in December 2006, and was the last official single to be released by Outkast. Track listings UK CD single "The Train" (clean version) – 4:26 "The Train" (explicit version) – 4:26 "The Train" (instrumental) – 4:26 12" vinyl single "The Train" (clean version) – 4:26 "The Train" (explicit version) – 4:26 "The Train" (instrumental) – 4:26 "N2U" (clean version) – 5:18 "N2U" (explicit version) – 5:18 "N2U" (instrumental) – 5:18 Charts References 2006 singles Outkast songs Songs written by André 3000 Songs written by Big Boi Songs written by Snoop Dogg 2006 songs Songs written by Lil Wayne Sony BMG singles LaFace Records singles