On these albums
Clowns in the Sky II: The Continued Musical History of Mystery Science Theater 3000Mystery Science Theater 3000 · 1998Soundtrack
Songs in the Key of MSTMystery Science Theater 3000 · 2007Soundtrack
Clowns in the Sky I & IIMystery Science Theater 3000 · 2009Soundtrack
The Complete Clowns in the SkyMystery Science Theater 3000 · 2019Soundtrack
Source: MusicBrainz recording 28a81410-3a28-4f62-a25b-6615f02a6015 (CC0).