Cassidy starred in the 1970s sitcom "The Partridge Family." — -- David Cassidy died at the age of 67 on Tuesday, and friends and family immediately took to social media to pay their respects ...

David Cassidy, Danny Bonaduce, Susan Dey, Suzanne Crough, and Jeremy Gelbwaks lean out the windows, while Shirley Jones-the show's matriarch both on and off screen-stands proudly at the door. 7.