Pamela Hayden, who has voiced various characters including Bart’s best friend, Milhouse Van Houten, is retiring from the animated show after 35 years, Fox confirmed Wednesday. Hayden’s final episode — titled “Treehouse of Horror Presents: Simpsons Wicked This Way Comes” — will air Sunday, Nov. 24.

Hayden, 70, who voiced Milhouse, Jimbo Jones, Rod Flanders, Janey, and Malibu Stacy, will sign off from “The Simpsons” on Nov. 24 in a “Treehouse of Horror” episode.

Hayden, who voiced Bart Simpson’s nerdy sidekick Milhouse Van Houten, Jimbo Jones and others, said she is leaving the show to pursue other opportunities.