Austrian composer and singer who has written over 800 songs over the course of his fifty year career.
His 1979 album, Udo '80, was a big hit during the disco era.
Bing Crosby recorded a cover of one of his songs during one of Crosby's last recording sessions.
He started off his career by winning an ORF contest for composition.
His daughter Jenny is an actress and his son John is a DJ.