Once upon a time, in a magic city called Los Angeles, there lived a Supergroup known as the Mamas and the Papas. Of course, nobody called them a Supergroup, because in those days, before there was Alvin Lee or even Jimi Hendrix, that word hadn't been invented yet.

Although the Mamas and the Papas were rich and famous and lived in big houses near the magic city called Los Angeles, they were not...