"Respect my authority!" Show off your excellent sense of humor and rep one of the funniest characters in television history when you get this officially licensed Cartman Reversible Backpack. On one side, the bag is designed to look like a close-up of Cartman enjoying some Cheesy Poofs. Reverse the bag inside-out and you'll find a completely different design that features all-over-print of Cartman posing with his favorite snack, making it easy to change up your look whenever you please.