Group Name: U.D.O.

Genre(s): German heavy metal

Founding Members:
Peter Szigeti (guitars),
Frank Rittel from Warlock (bass),
Mathias Dieth from Sinner (guitars),
Thomas Franke (drums)
Udo Dirkschneider (vocals

Formed: after the breaking up of Accept in 1987

Nationality: German

Debut Album: Animal House (1987)