The Simpsons
Itchy & Scratchy Land
S6 E4:
Bart and Lisa ask their parents to take them to Itchy & Scratchy Land – the "violentest place on earth." While there, Homer and Bart are arrested, and malfunctioning Itchy and Scratchy robots attack the Simpsons, à la Westworld. They escape with their lives and conclude it was indeed an entertaining vacation.