Benedict Cumberbatch came all the way from London to be on "Late Night With Jimmy Fallon" on Friday, and did a little something all of his fans (or "Cumberb*tches") are sure to love.
After realizing that they both do spot-on impressions of Alan Rickman, Fallon and Cumberbatch recited some classic R&B and hip-hop lyrics as the renowned British thespian. Watch above!
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