C'mon, Get Happy . . .

A memoir by the teen idol and pop star reveals the real story behind his phenomenal ''70s stardom—and the sadness that shadowed it.Barely out of his teens, David Cassidy landed a role on a new sitcom about a musical family that toured in a psychedelic bus. The critics blasted it—but TV viewers loved it! And the young female audience especially loved Keith Partridge. Not only did they tune in each ...