whether it's unreleased, live performance, backing vocals etc. here are some of the songs that has her in it (didnt include the ones on her album)    Melle Mel - Fountain of Truth (ft. Lady Gaga) The Midway State - Don't Give Up (ft. Lady Gaga) Wale - Chillin' (ft. Lady Gaga) New Kids on the Block - Big Girl Now (ft. Lady Gaga) Kid Cudi - Make Her Say (ft. Kanye West and Common) [samples Poker Face acoustic version] Trina - Let Them Hoes Fight (ft. Lady Gaga & Kalenna) [Demo] Michae