01 Happy (Radio Edit)
02 Happy (Extended Remix)
03 Happy (Scream's Wayfarer Remix)
04 Happy (Zombie Disco Squad Remix - Radio Edit)
05 Happy (Album Version)
06 Charlie Sheen feat. Greg Nice (Radio Edit)
Bonus :
07 Happy (The Kinky Roland Mix)
08 Happy (Demo)
09 Happy (Promo Remix)
