^ a b Eric Stoltz (director), Brad Falchuk (writer) (September 20, 2011). " The Purple Piano Project ". Glee . episode 1. season 3. Fox .   ^ Ausiello, Michael (July 1, 2011). "Glee Exclusive: Darren Criss and Harry Shum Jr. In, Chord Overstreet Out!" . TV Line . Mail.com