Karen Gillan, the Nebula actor from the Marvel Cinematic Universe will be part of The Simpsons as the love interest of Groundskeeper Willie in the episode "AE Bonny Romance.

Gillan made the surprise announcement on social media, writing in a post on Instagram that she "can finally announce the role I was born to play. That’s right folks, I’m Groundskeeper Willie’s new Scottish love interest in The Simpsons." Gillan added that she was "SO honored to join this legendary show!" While Willie is voiced by American Dan Castellaneta, the character is a stereotypical Scot. 

A logline for the episode states, "When Groundskeeper Willie is kidnapped to Scotland, Bart and the Simpsons follow — only to discover that what awaits is Homer's worst nightmare."

The actor also showed off a first look at the upcoming episode, which shows her character dancing with Groundskeeper Willie while a seemingly anxious Bart Simpson (Nancy Cartwright) looks on. 

Gillan first made a name for herself onDoctor Who, playing the companion to the Eleventh Doctor (Matt Smith). Gillan appeared on the iteration of the iconic British sci-fi show from 2010 to 2013, which helped to spearhead her career. Following this, she made appearances on a number of other television shows.