That's Rock 'N' Roll Live was an album of the concert tour of a teen-idol sensation, American television producer/creator and screenwriter whose older half-brother is who?
Shaun Cassidy Shaun Paul Cassidy (born September 27, 1958) is an American television producer/creator, screenwriter, and former singer and actor. He is the eldest son of Shirley Jones and Jack Cassidy. His older half-brother is David Cassidy.
Tom Springfield Tom Springfield (born Dionysius P. A. O'Brien, 2 July 1934, and known when young as Dion O'Brien), was an important figure in the 1960s folk and pop music scene. He is the brother of the late pop star Dusty Springfield, with whom he performed in The Springfields.