The Backstreet Boys are about to start a Las Vegas residency, so to celebrate the news, James Corden had them surprise-perform "Everybody" on the Late Late Show.

This was all wonderful, standard Backstreet Boys fare until Corden turned up as the sixth member you never knew they needed.

The synchronised dancing with all of them was downright spectacular:

Red, Magenta, Performance art, Dancer, Dance, Hall, Concert dance, Choreography, Dancing shoe, pinterest

But Corden's face—and incessant joy—really summed everyone's feelings up. Enjoy:

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From: ELLE US
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Alyssa Bailey
Senior News and Strategy Editor

Alyssa Bailey is the senior news and strategy editor at ELLE.com, where she oversees coverage of celebrities and royals (particularly Meghan Markle and Kate Middleton). She previously held positions at InStyle and Cosmopolitan. When she's not working, she loves running around Central Park, making people take #ootd pics of her, and exploring New York City.