Futurama Easter Egg - Matt Groening's Little Secret

Before Futurama before Simpsons Matt Groening worked on a comic strip know as Life in hell about a tormented one-eared rabit named Bongo. Well in Futurama episode 17 "Xmas Story" when fry goes to the pet shop to buy Leela a pet you can see Bongo (a one eared rabit) on display as a pet.