They aren't "supposed" to be together - solely because of their ages - but yet they have chemistry. It's actually a very strong dynamic to the relationship - they really deep down would like to be together, but they are bound by the age difference. People can get on Jeff's character about being swarmy and taking…

It was more brilliant than I could have imagined…
…and I actually involuntarily shed a tear when Pierce stayed on the train with Abed.

I actually thought it was brilliant that they decided to do a "depressing" episode…
Abed flat out said it - "this seems like a really dark chapter in our group's story". He is always the one calling out the type of episode we're watching - and he calls it there. They are so committed to the idea that they actually do…