The Drew Carey Show (1995) : 6x25

Drew and Rachel decide to see each other exclusively. Mimi suggests holding a barbecue for bar and restaurant owners as a promotion for Buzz Beer. Rachel tries to convince Drew to change his lifestyle to be more conscious of the environment. She is horrified to hear about the barbecue, and he agrees to serve veggie burgers. Lewis, Oswald and Mimi are angry at Drew for making decisions for the business without consulting them, and point out that they already had the meat. They secretly serve the meat without telling Drew. Mimi doesn't tell Rachel until she has had three burgers. She becomes addicted to meat-eating, and begins to lose all passion for her causes because she feels like a hypocrite. Drew helps her find her way by renting a live cow from a slaughterhouse and telling her that they are going to kill it and make it dinner. He realizes that they are too different to be together, and tells her to continue her activism. She liberates the cow, costing Drew his thousand-do