Late Show with David Letterman

Season 1, Episode 53

Episode Title: Mary Tyler Moore, Jackson Browne, Rita Rudner

Air Date: 1993-11-10

Overview:

Mary Tyler Moore treats Late Show viewers to a video clip of Dave from her 1978 variety show, ""Mary,"" in which she smashes a grapefruit in Dave's face. Also, Dave, Biff, Gaines, Anton and Laurie Diamond get their teeth cleaned.