Bill Cosby, Jon Favreau
May 14, 1999
Season 6 - Episode 153: Bill Cosby, Jon Favreau
00:00 / 45:00
Overview
With tonight's audience being from the City of Brotherly Love, Biff heads to Philly to get in training a la Rocky. For his efforts, he is given a medal by Philadelphia Mayor Edward Rendell and Sylvester Stallone's brother Frank.
Episode Information
TV Show
Late Show with David Letterman
Season
Season 6
Episode Number
153
Air Date
May 14, 1999