Watch: Blaine and Artie Sing a Mashup of Britney Spears's "Boys" and Justin Bieber's "Boyfriend" in Glee Season 4, Episode 2: "Britney 2.0" (VIDEO)

Cheesy. Corny. Fantastic. We're totally in love with Blaine and Artie's "Boys"/"Boyfriend" mashup. Justin Bieber ftw! Here's the full performance from Season 4, Episode 2: "Britney 2.0."  Original airdate: Thursday, September 20, 2012 at 9pm on FOX Can’t get enough Gleetastic goodness? Like us on Facebook or follow us on Twitter!


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