Shaun Cassidy Recalls Doing Magic Act for Jennifer Aniston's 5th Birthday: 'Weird Little Part of My Life' (Exclusive) Inside '70s Teen Idol Shaun Cassidy's Return to Performing: 'Something I Never ...

David Cassidy: The Last Session' airs Monday night on A&E. The late actor opened up about his health decline in a new documentary, 'David Cassidy: The Last Session,' premiering June 11 on A&E Network.