David Cassidy recording his final EP “Songs My Father Taught Me” in September 2017, shown in A&E’s Biography Presents "David Cassidy: The Last Session." Photo by A&E Network David Cassidy ...

David Cassidy, best known for his role as Keith Partridge on 'The Partridge Family', died in 2017 at the age of 67 Bette Marshall/Getty April 12 would have been David Cassidy’s 75th ...