DELERIUM Euphoria (Firefly) (1997 US Nettwerk label 3-track CD single featuring Album Version plus Rabbit In The Moons Divine Gothic Disco Mix and Dub picture sleeve) 1. Euphoria (Firefly) - Album Version 4:322. Euphoria (Firefly) - Rabbit In The Moons Divine Gothic Disco Mix 9:163. Euphoria (Firefly) - Rabbit In The Moons Divine Gothic Disco Dub 7:47