Facebook: Ever wonder what happens behind the scenes at Late Night? Here's a video of thin…

Ever wonder what happens behind the scenes at Late Night? Here's a video of things getting weird at last Friday's "Thank You Notes" rehearsal.

http://youtu.be/T2k2xR3LyE0


Our Craziest "Thank You Notes" Rehearsal Ever
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Behind the scenes at Late Night: Jimmy's "Thank You Notes" rehearsal gets weird when Jimmy discovers a writer in the show's green room. Subscribe NOW to Late…
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