Old Yeller definitely did it for me, never saw Champ though. Perhaps one of the worst marketing decisions of all time? Disney's Old Yeller dog food. Yes, that's right, dog food. According to dogfoodadvisor.com, it's possible that some of the low quality rendered proteins or fats could come from euthanized pets. Yes, you heard me, Old Yeller dog food, now with extra Yeller. Now that's the saddest thing I've ever heard.
http://www.dogfoodadvisor.com/dog-food-reviews/old-yeller-dog-food/