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Here we go, one more time.

In honor of JC Chasez's 40th birthday on Monday, five of our favorite '90s guys came together for the *NSYNC reunion we didn't even know we needed in life.

SEE ALSO:Thanks to *NSYNC's Joey Fatone, you might be one step closer to the perfect hot dog

Singer and former frosted tips heartthrob Justin Timberlake, commemorated the special night by sharing a photo of himself hugging Lance Bass, Chris Kirkpatrick, Joey Fatone and JC to Instagram.

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The legendary picture of the friends and former bandmates -- captioned "JC's 40th... And, if you don't know now you know..." -- shows the guys looking pretty darn good despite the years that have passed since their tunes dominated our CD players.

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Lance Bass also gave his own shoutout to JC on Instagram and encouraged followers to send him some birthday wishes.

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Oh, *NSYNC. We want you back.

TopicsMusic