The Yawn-O-Meter (How Long Can You Last?)

Find out why we yawn: http://bit.ly/1glgLOO
How long can you last before yawning? Let us know in the comments! And SUBSCRIBE!: http://bit.ly/10kWnZ7

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Written and created by Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz).