What's My Line?/Funny

"Jerry Lewis: But doesn't she take them at any time?"
 * An episode with Jerry Lewis on the panel featured a guest who was...a bit rotund. Lewis jokingly suggested that the lady made diet pills — which turned out to be her occupation.

"Groucho (wearing his glasses over his blindfold): Are you an old Buick?"
 * Groucho Marx.
 * During one Mystery Guest segment:


 * He also appeared at least twice as a Mystery Guest (October 13, 1963 and April 23, 1967), signing in as "Mr. + Mrs. John Smith" (1963) and "Take The Lead Out" (1967).
 * An entire episode with Groucho on the panel (September 20, 1959).