Comedian Alex Hooper and his dog Kimchi prove that laughter is the best of medicine in Hollywood on October 27, 2022. Enter L.A.-based stand-up comic and “America’s Got Talent” vet Alex Hooper, whose August diagnosis of Stage 3 Hodgkin’s lymphoma has served as a jumping-off point for all manner of jokes about his unenviable situation. When he walked offstage after …