 Kenny 's deaths are well known in popular culture , and was one of the things viewers most commonly associated with South Park during its earlier seasons . The exclamation of " Oh my God ! They killed Kenny ! " quickly became a popular catchphrase , while both Kenny and the phrase have appeared on some of the more popular pieces of South Park merchandise , including shirts , bumper stickers , calendars and baseball caps , and inspired the rap song " Kenny 's Dead " by Master P , which was featured on Chef Aid : The South Park Album . 
