Guests: "Happy Days" actor Henry Winkler singer-composer Harry Chapin comedian David Brenner drummer Louis Bellson and Lester Brown, author of "In the Human Interest: A Strategy to Stabilize World Population". Highlights: Mike sings "I Get a Kick Out of You". Vic Damone sings "Ol' Man River". Mike and Vic duet with "My Kind of Town". Also: a fashion show