Will Ferrell used to do standup comedy and, to hear him tell it—as he did the other night on The Late, Late Show with James Corden—he'd not only do a lot of Star Trek material, but he'd actually start his act by singing the Star Trek main theme "from beginning to end."

Corden asked Ferrell to perform it and, with Corden, fellow guest Kevin Hart and a studio audience looking on, Ferrell obliged the request... with amazing results. Check it out:

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