In what season of "The Simpsons" did Chris Kirkpatrick guest star in an episode?
Chris Kirkpatrick:  He also guest starred on "The Simpsons" as himself, along with his fellow NSYNC bandmates, in the episode "New Kids on the Blecch". New Kids on the Blecch: "New Kids on the Blecch" is the fourteenth episode of the twelfth season of "The Simpsons".
the twelfth season