George & Leo - Season 1 Episode 12 The Smokers
Overview: Leo is a steady, two-carton-a-week smoker until George demands that he quit. While trying to get Leo to stop, however, George picks up the habit again, after a 15-year hiatus. Even George's doctor can't convince him to give up. Finally, armed only with their willpower and crossword puzzles, George and Leo decide to hole up and go cold turkey.