It's the crossover fans have be waiting for!

Marvel Chief Creative Officer Kevin Feige and Avengers: Endgame directors  Joseph and Anthony Russo will guest-voice on an upcoming episode of The Simpsons.

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According to TVLine, the Russo brothers will play movie executives who allow Bart to see a cut of an unreleased sequel of the popular Vindicator superhero movie franchise after he is mistaken for a terminally ill child. However, when Bart uses the threat of spoilers to blackmail them, the two executives will stop at nothing to protect their cinematic secrets.

As for Feige, he will cameo as the villain of Vindicator movie franchise, Chinnos. The episode is scheduled to air on Feb. 23.

 Both Marvel Studios and The Simpsons fall under the ownership of Disney following Disney's purchase of 20th Century Fox. Aside from this crossover, Disney is taking full advantage of the famous animated series, touting its availability on Disney+ as one of the major benchmarks of the streaming service.

The Simpsons was created by Matt Groening and developed by James L. Brooks, Groening and Sam Simon. Brooks, Groening and Al Jean are executive producers of the series from Gracie Films Production in association with 20th Century Fox Television. The series airs Sunday nights at 8 p.m. on Fox.

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