Plot: The Four Tops (hosts) - ""I Can't Help Myself,"" ""Love Music,"" ""Reach Out I'll Be There,"" ""Standing in the Shadows of Love,"" ""Sweet Understanding Love,"" ""Keeper of the Castle"" & ""One Woman Man"" --Dr. Hook & the Medicine Show - ""The Cover of Rolling Stone,"" ""Life Ain't Easy"" & ""Insane Asylum"" --John Mayall - ""California Campground"" & ""Room to Move"" --Mott the Hoople - ""Drivin' Sister"" & ""Hymn for the Dudes"" --Shawn Phillips - ""Baby's Breakthrough"" --Todd Rundgren - ""Black Maria"" & ""Hello It's Me""