T-Pain feat. Lily Allen & Wiz KhalifaTop TracksTrack PreviewTrack TitleTrack LengthTrack Price/Buy Link5 O'Clock (Explicit)5 O'Clock (Explicit)from Happy Hour: The Greatest Hits (Explicit)4:415 O'Clock5 O'Clockfrom Revolver (Expanded Edition)4:415 O'Clock5 O'Clockfrom Happy Hour: The Greatest Hits4:415 O'Clock (Explicit)5 O'Clock (Explicit)from Revolver (Expanded Edition [Explicit])4:41