Abbott & Costello's most famous rendition of their "Who's on First?" comedy routine. Filmed in 1945 (for "The Naughty Nineties") and later selected for use and preservation by the Baseball Hall of Fame in Cooperstown, NY.

Abbott & Costello's most famous rendition of their "Who's on First?" comedy routine. Filmed in 1945 (for "The Naughty Nineties") and later selected for use and preservation by the Baseball Hall of Fame in Cooperstown, NY.