8 Surprising Facts You Didn’t Know About Glee

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Glee is a show that has had its ups and downs, but pretty much everyone has at least something to say about it. As its rocky fifth season comes to a close, we thought we'd look back at some little known facts about the FOX show.

For example — did you know that Dianna Agron was cast as Quinn Fabray the night before they filmed the pilot?! Pretty crazy, right? To learn more surprising facts about Glee, click through the gallery below!