There are at least two projects with the name Delirious: a German thrash metal band and an Israeli psychedelic trance duo. These projects should not be confused with the band Delirious?. 1. Delirious is a thrash metal band from Germany formed in 1990. It consists of band members Andreas Supplie (Guitar), Markus Keller (Drums), Markus "Betty" Bednarek (Vocals), Christian "Spletty" Splettstößer (Bass), Alex Cwiertnia (Guitar) and have their beginnings from Testament