Justin Bieber Steals the Show With Flawless Performance of 'Sorry' on 'The Voice' Finale

In a finale filled with huge stars and massive hit songs, it was the 21-year-old singer who stole the spotlight.

Justin Bieber has nothing to apologize for when it comes to his show-stealing performance of "Sorry" during the season nine finale of The Voice on Tuesday.

During an evening filled with amazing performances by huge stars -- including Usher, Missy Elliot, Coldplay, Sam Hunt and The Weeknd -- it was the 21-year-old "What Do You Mean" singer who ruled the night.

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Bieber kept things low-key when he kicked off his performance of his single "Sorry" by appearing alone onstage and effortlessly playing the piano. But the number quickly escalated into the big-scale, attention-commanding production he's known for.

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Backed by over a dozen gorgeous back-up dancers and a psychedelic lighting display that accented his heartfelt performance, Bieber proved once again why he's always a headlining act.

In perfect symmetry, the number concluded with his army of dancers exiting in all directions, leaving the solemn singer along on stage once again as the lights dimmed and the cacophonous roar of the audience exploded in cheering.

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Bieber recently delivered an epic, show-stopping rendition of "Sorry" at the American Music Awards in November when he turned on the waterworks and danced in the faux rain onstage for one of the most memorable numbers of the night. Check out the video below for a look at Bieber's soaking wet performance.

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