: Why was everyone singing? Heffer
: We just got a song in our hearts! Rocko
: How is it you all know the words? Did you rehearse? Heffer
: Yeah, every Thursday. Didn't you see the flyers?
Helen: It was a very convincing song, Marge!
Skinner: Mm-hm, there were kicks and everything.
Marge: Oh. Can you sing it again?
I'm sorry, it really was one of those spur-of-the-moment type things.
I will not abuse the Exemplary virtue to set up highly choreographed dance routines with random crowds.
— 1425 Things Mr. Welch can no Longer Do in an RPG
He knows the song, too? ...How do they know this? I've never heard this song before!
How did they all know the words? Was there a rehearsal I was unaware of?