Even before Dear Evan Hansen opened on Broadway in December 2016, star Ben Platt had been appearing on the late-night circuit. Usually the critically acclaimed actor sings the show’s anthem, “Waving Through a Window” (or his duet with co-star Laura Dreyfuss, “Only Us”). On the May 22 episode of The Late Show with Stephen Colbert, Platt sang the less-heard but equally moving “For Forever.” Accompanied by a fuller orchestra than seen on Broadway, Platt had the crowd cheering. Watch the performance above.

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Platt also sat down with host Colbert, who said the actor had him in tears for two hours straight, when the host saw the Tony-nominated musical at the Music Box Theatre:

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