Denny's is a real world restaurant chain with a location in South Park. Its first appearance was in the Season Fifteen episode, "Crack Baby Athletic Association". It was mentioned in "The Wacky Molestation Adventure" that Mark Cotner was the manager of Denny's in Breckenridge. Denny's was seen in "Raising the Bar", when Eric Cartman entered the restaurant using his mobility scooter and received preferential treatment on account of his handicap.