The Rube Goldberg company holds an annual Rube Goldberg machine contest. Weems has a fascination with Rube Goldberg machines. "RGM" presumably stands for Rube Goldberg Machine. The domino effect is exploited in Rube Goldberg machines. It was a building full of complicated contraptions reminiscent of Rube Goldberg's designs. Episode starts with House building a Rube Goldberg machine while Cuddy interrupts him. It was meant to represent the first Rube Goldberg machine to evoke human motion. The finale was an escape and reappearance featuring a huge Rube Goldberg machine. He [Williams] was kind of Rube Goldberg-ing his way through. Dominoes are also commonly used as components in Rube Goldberg machines. Their appearance is similar to the illustrations of W. Heath Robinson and Rube Goldberg. In "Crazy Clock Game", players also race to build a Rube Goldberg machine. The cartoons led to the expression "Rube Goldberg machines" to describe similar gadgets and processes. Reagan canceled the new shelter system in 1981, calling it "a Rube Goldberg scheme". Also in the "Final Destination" film series the characters often die in Rube Goldberg-esque ways.