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YouTube algorithm served this up. Betty White and Arlene Francis.

Contestants are famous cartoonists from the era.

"Lil Abner" - Al Capp
"Kerry Drake" - Alfred Andriola
"Mary Worth" - Allen Saunders
"The Phantom and Mandrake the Magician" - Lee Falk
"Beetle Bailey" - Mort Walker
"On Stage" - Leonard Starr