Late Show with David Letterman S07 E93 Tom Arnold, Robin Williams, Jack Hannah

""Backstage,"" Day 10: After chatting with Robin Williams, Tom Arnold openly comments that he's disappointed that Jack Hanna didn't bring any animals to the set. Tonight's clips: Robin storms out of the backdrop (see Show #0001); Dave meets Frisco hippie Manny Papp (see Show #0589); Dave makes baby talk with a monkey.