Las Vegas Sun - Photograph : David Letterman Hosts

November 19, 2017

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Actress Annette Benning, left, fires up the "Hudson River Volcano" as host David Letterman watches during a taping of "Late Show with David Letterman"  Tuesday, Oct. 5, 2004, in New York.

CBS, JP Filo / AP

Actress Annette Benning, left, fires up the "Hudson River Volcano" as host David Letterman watches during a taping of "Late Show with David Letterman" Tuesday, Oct. 5, 2004, in New York.