The Good, the Bart, and the Loki is an American animated short film based on the television series The Simpsons produced by Gracie Films and 20th Television Animation for Disney+. It is the fourth short film in The Simpsons franchise, and the second promotional short, after The Force Awakens from Its Nap (2021), that ties in with Disney+'s brands and titles. The Good, the Bart, and the Loki is directed by David Silverman and celebrates the Marvel Cinematic Universe, particularly its television series Loki, with Tom Hiddleston reprising his role as Loki. The short was released on July 7, 2021, on Disney+, alongside the fifth episode of Loki.