`Chippos' are a brand of potato chips with a pleasant-looking hippopotamus on the bag that originated in the television show 'The Simpsons
', along with such other fictional products as 'Duff Beer
', 'Cheesy Does It
', 'Gorilla Man Scalp Blaster
', and the ever-ambiguous 'TUBBB!
' . A bag of 'Chippos' has been featured in at least three episodes to date - Ep. 3F09 - Two Bad Neighbours. Ep. 5F11 - 'Das Bus', and Ep. 5F17 - Lost Our Lisa.
Homer Simpson is sometimes seen sitting next to a bag of 'Chippos'.