Guests: --The Fifth Dimension - ""Love's Lines, Angles and Rhymes"" & medley: ""Up Up and Away,"" ""One Less Bell to Answer,"" ""Stoned Soul Picnic,"" ""Wedding Bell Blues,"" & ""Aquarius/Let the Sunshine In"" --Connie Stevens and the Fifth Dimension - ""Puppet Man"" --Tiny Tim and Miss Vicki - ""Why"" --Connie Stevens - medley: ""It's a Blue World,"" ""If I Didn't Care,"" ""Hey Daddy,"" ""Tell Me Why,"" ""Big Girls Don't Cry"" & ""You Keep Me Hanging On"" --Rodney Dangerfield --Jim Henson's Muppets --John Bryner (comedian doing celebrity impressions) --Dickie Henderson - ""One for My Baby"" (thetvdb.com)