Crispin Glover’s infamous 1987 appearance on Late Night with David Letterman remains one of the most bizarre moments in talk show history—so much so that it led to him being banned from the show. During his segment, Glover, known for his eccentric personality, began acting erratically, seemingly having a meltdown while discussing how the media manipulates narratives. Without any warning, he launched into a rant, challenged Letterman to an arm-wrestling match, and nearly kicked the host in the fa