Stan Marsh threw away the "marijuana" joint found by Jimmy Vulmer, Token Black, Craig Tucker, Clyde Donovan, Kyle Broflovski, Eric Cartman and Stan Marsh.
It was going to cost Stan Marsh and Butters Stotch US $18,000 (or 387 easy payments of US $199.95 for a total of US $77,380.65) to get revenge on their parents, but now it will cost US $5 to get revenge on their parents.