Behind the Scenes of Glee Season 4, Episode 7: "Dynamic Duets" — Darren Criss Talks Superheroes! (VIDEO) Tweet November 26, 2012 at 03:17PM EST by Beth Douglass Related: Glee, Darren Criss , Chord Overstreet , Season 4 Episode 7 Credit: Glee on Fox on YouTube Darren Criss (Blaine) and his castmates take you behind the scenes of Glee Season 4, Episode 7: “Dynamic Duets” in this hilarous video. And yes, Chord Overstreet (Sam) is ridiculous(ly awesome), too. Can’t get enough Gleetastic goodness? Like us on Facebook or follow us on Twitter!