Plot: Guests: --Van Johnson - ""Just One of Those Things"" & ""I'm A Ham"" --Bobby Vinton - ""My Heart Belongs to Only You"" --The Ladybugs - ""I Saw Him Standing There. "" The Ladybugs were Jeannine Riley, Pat Woodell and Linda Kaye Henning (from ""Petticoat Junction"") & Sheila James (formerly of ""Dobie Gillis"")