Trirychlostni Pepicek : Czech! Till Now , Cafe Europe 1984, bass guitar, [sampler]

Slepe strevo : Necum a tleskej , Rytmicka mladez 1985, as guest, guitars, vocal, handclap

Mnaga a Zdorp : Vyhledove / ... , Panton 1989, as guest, background vocal, [single]