So I had to do some research.
I also thought I should to go for farce -- I didn't see any other way to play it, given my own history. And since I had trouble imagining myself as wanting to go to prom, I figured I should use one of the chaperones as my viewpoint character.
Then I needed a plot, and someone asking multiple dates is a classic. So there it was -- "Chaperone" developed naturally from that.
Nancy bought it, and here we are.
That's it; here's your list of handy exits: