Released in 1974.
Recorded live at the Rainbow Theatre in London - June 1, 1974. The concert featured Kevin Ayers, John Cale, Brian Eno and Nico. Plays viola on Driving Me Backwards (Eno) and Two Goes Into Four (Ayers), and piano op Baby's On Fire (Eno). Heartbreak Hotel is the only solo Cale track.
The encore I've Got A Hard-On For You Baby by Kevin Ayers has Cale joining in with the chorus, but has never been released.
Other credits:
Cover photo: Mick Rock