The Cosmic Jokers were a German krautrock supergroup, though they were never a proper ensemble, per se; their music was created from sessions put together by label head Rolf-Ulrich Kaiser and Gille Lettman in early , without the performers'. The Cosmic Jokers were a German krautrock supergroup, though they were never a proper ensemble, per se; their music was created from sessions put together. The Cosmic Jokers is an album by a krautrock supergroup The Cosmic Jokers. It is a compilation of jam sessions by various Cosmic Couriers musicians. The COSMIC JOKERS is not really a band but a reunion of several German musicians and personalities from the 70s psychedelic and esoteric philosophies (the. Cosmic Jokers were a series of late night jams from some of the finest in Krautrock: Manuel Göttsching (Ash Ra Tempel), Klaus Schulze (Tangerine Dream. Explore releases from The Cosmic Jokers at Discogs. Shop for Vinyl, CDs and more from The Cosmic Jokers at the Discogs Marketplace. The Cosmic Jokers were the Krautrock supergroup that never really was. The great cosmic joke, however, was that Kaiser secretly recorded these freewheeling. The Cosmic Jokers were the greatest Krautrock supergroup that never was, a cosmic joke even on most of the musicians who played on the sessions. »Cosmic Jokers is the side project of Rolf Ulrich Kaiser (the founder of the Cosmic Couriers label) this group includes many well known musicians from the. The Cosmic Jokers were a space/krautrock band with Dieter Dierks, Harald Grosskopf, Jürgen Dollase, Klaus Schulze, Manuel Göttsching, but not willingly.