My wife when I met her had all of Cat Stevens' albums up to 'Catch Bull at Four' I think and turned me onto him . . . . 
I still have a place for him . . . . . . . . . . . from 'Teaser and The Firecat' and we liked his odd quirky children's storybook aspect of the early work (then) Oh, I've been followed by a moon shadow . . . . . . 

some trouble posting these links like this so heck, here's a live version on TV  . . . . . .the vid isn't so hot but the audio is better . . . . . .enjoy