David Letterman made a surprise visit to Martin Short and Steve Martin’s A Very Stupid Conversation stage show Friday night in San Antonio, and the former Late Show host used the opportunity to gleefully mock beleaguered presidential hopeful Donald Trump. Making his first onstage appearance since retiring with an epic blowout on May 20th, a bearded Letterman expressed regret that his Late Show departure just missed Trump’s candidacy, which would have been perfect fodder for late night television via Rollingstone
