MONORAIL, Monorail, monorailllllllllll!

Over the weekend a number of cast members from the Simpsons got together at the Hollywood Bowl and performed some of the most memorable songs from the show to celebrate the cartoon’s 25th anniversary.

But the highlight was definitely Conan O’Brien singing the monorail song from season four’s episode, Marge vs. the Monorail.

Why was Conan singing it you ask?

Because back in the day he was a writer on the show and he actually wrote that episode.

Check out his glorious performance: