Das Bus
Trilogy of Error.
Yes, Johnny Depp appeared in an episode of the Simpsons :)
S14|Ep11 Barting Over
Katy Perry
Considering no one knows who Banksy is, the Simpsons can't draw him (or her) into an episode.
Season Seven's A Fish Called Selma
"Marge Gamer" : Seventeenth episode of the eighteenth season.
He does. He voices Alan Rickman and the Prime Minister in a 2013 episode.
They was no episode of The Simpsons with Chelsea. Chelsea FC simply were represented as Simpsons characters as promotion for the Simpsons 25th anniversary.
There isn't a fire in EVERY episode of The Simpsons.
Unlest in two episodes: 1. In the eighth-season episode, in witch Homer becomes the bodyguard of Mayor Quimby, Dr. Who is pictured to sing autographs in the sci-fi festivals. 2. In one of the Treehouse of horror-episodes, Dr. Who is wrapped in plastig bad, ib the lair of "the Collector", who is the comicbook guy.