Eddy's the master of pranks. Ed's and Edd's attempts to prank him are futile. The Eds come across a card labeled ""PRANK MASTER"", and Eddy is mad that someone would try to take his place. The Eds go to investigate, and they find everyone in the cul-de-sac suffering horrible pranks, marked by the ""PRANK MASTER"" card. They're terrified, knowing that they'll be next. They cautiously make their way around the cul-de-sac, avoiding anything suspicious. The joke's on them when they find out that there is no ""PRANK MASTER"", it was just the cul-de-sac kids getting back at them. Not to be overpranked, the Eds set up a monstrous stinkbomb, but have some trouble getting it out of their garage before it pops...