4. Chord Overstreet
How you know him: He plays Sam on Glee.
Why he should: He should because he has experience singing and acting on Glee. He also went on tour with his Glee cast so he has experience singing and acting live.
Why he shouldn't: He is already booked on a current musical TV show. It might conflict with his character and story line on Glee.
Watch him sing:
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