Overview: Helen Reddy (host) - ""I Am Woman,"" ""Peaceful"" & ""Come On John"" --Ed McMahon (walk-on cameo) - wishes the show sucess --Ike and Tina Turner Revue- ""I Can't Turn You Loose"" & ""With a Little Help from My Friends"" --George Carlin (comedian) - stand-up comedy monologue --Curtis Mayfield - ""Superfly"" --Don McLean - ""Dreidel"" & ""If We Try"" --Rare Earth - ""We're Gonna Have a Good Time"" & ""I Just Want to Celebrate"" --Kenny Rankin - ""Comin' Down"" --The Byrds - ""Mr. Tambourine Man"" & ""So You Want to Be a Rock 'n' Roll Star"" --The Impressions - ""Preacher Man"" --Helen Reddy, Curtis Mayfield and the Impressions - ""Amen""