 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?
That's Rock 'n' Roll Live: To capture the sensation of teen-idol Shaun Cassidy, Warner Bros. That's Rock 'n' Roll Live:  Records released a live album of his 1979 concert tour named That's Rock 'N' Roll Live. Shaun Cassidy: Shaun Paul Cassidy (born September 27, 1958) is an American television producer/creator, screenwriter, and former singer and actor. Shaun Cassidy:  His older half-brother is David Cassidy.
David Cassidy