The Grand Pumpkin

 is a limited time decoration released during the Treehouse of Horror XXV Event. It was one of the prizes that could be crafted at the Make-a-Thing Workshop. It improves the Tree-hugging rating and during the event allowed the building of the Pumpkin House.

It was re-released as a premium item for the Treehouse of Horror XXVI Event.

It returned on October 26, 2018 during the Treehouse of Horror XXIX Event as a possible prize in the Mystery Jack-O-Lantern.

About
 is a giant pumpkin which appears in all the pumpkin patches in the world on Halloween and brings candy to kids who truly believe in him. Bart claims to have made him up to mess with Milhouse, but his big childlike belief brought  to life.

Jobs Involved
Milhouse Van Houten
 * Hang Out with the - 20h

Quotes
When tapped, the stands up to stretch and says one of the following before returning to the soil:
 * "Revenge!"
 * "Whaaaa?!"
 * "Graaah!"

Trivia

 * is a parody of the Great Pumpkin from the popular Peanuts comics.