Overview: Loggins & Messina (hosts) - ""My Music,"" ""Danny's Song,"" ""Your Mama Don't Dance,"" ""You Need a Man,"" ""Coming to You"" & ""Sailin' the Wind"" --The Guess Who - ""Albert Flasher,"" ""Undun,"" ""Straighten Out,"" ""Star Baby"" & ""Glamour Boy"" --Leo Kottke - ""Vaseline Machine Gun #2"" --Martin Mull (comedy segment) - sings ""The Name Is Mull"" and ""Eggs"" --Billy Preston - ""Space Race,"" ""How Long Has the Train Been Gone"" & ""I'm So Tired"" --On film: clip from ""American Graffiti""