Traffic Jam is a Road Runner and Wile E. Coyote CGI short in the episode, A Tale of Two Kitties.
Wile E. Coyote chases the Road Runner down the highway. Suddenly, he gets hit by a car. Back at his home, he realizes that he should buy a car to run over the Road Runner. He buys a fancy car from ACME.com and it gets delivered immedietely. He goes chasing Road with the car, but it crashes. He buys another car, but he accidentally drives over a cliff. He keeps buying cars, and crashing them, until he runs out of money. In the end, he walks down the road when suddenly, a car hits him, and the driver is revealed to be the Road Runner.