Sometimes in the entertainment industry, producers will slip little easter eggs and inside jokes into their production. Sometimes it's blatant, other times you have to really pay attention. Let's see if you noticed any of these inside jokes while you were watching.
So one of the most beautiful things that a show can do is shout out to other shows.
Inside jokes are best when you feel like someone made a shout out to you.
They're also funny in real life. In fact, I hope to be part of an inside joke someday. God, I'm so lonely.
ANYWAY, here are all the times when casting was an inside joke like...