Social media, caffeine, and a handsome, floppy-haired songster: It may sound like the start of something beautiful (or at least a moderately amusing Hugh Grant flick). But for Josh Groban, it was the beginning of a descent into madness.

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Movie theater screen 13 movies you can watch for free on YouTube right now
With a little ingenuity and a lot of time on your hands, you can find almost anything on YouTube.