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Published on Aug 21, 2014
Welcome back to Scishow Quizshow! In this episode Hank Green and Caitlin Hofmeister go head to head to compete for subbable subscribers.
Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow