People News David Letterman jokes about $2 million naked Bea Arthur portrait 05/16/2013 David Letterman is poking fun of the recent $2 million sale of a nude portrait of the late U.S. actress Bea Arthur. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Bea Arthur David Letterman Maude Late Show