Overview: Comedy highlights include parodies of TV's ""Masterpiece Theatre,"" ""Star Trek,"" ""You Bet Your Life"" and ""Starsky & Hutch""; and a sketch with Art Carney and Nancy Walker as marrieds who luck onto a bonanza of zippers during a zipper shortage. Musical Highlights: ""Nothing from Nothing""......................................Captain & Tennille ""Country Sunshine""...........................................Captain & Tennille ""1927 Kansas City""........................................................David Soul ""More Than You Know""................................................Toni Tennille