I GOT7's, grab your hats and get in that celebratory mood because it's Mark Tuan's birthday!

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GOT7's main rapper and eldest member just greeted his 23rd (24 in Korea) birthday! To celebrate the occasion, his fans all over the globe trended #HappyBirthdayMarkTuan as the top trend on Twitter.

Jackson's mother also took to her Instagram to wish him a happy birthday.

Happy Birthday!

GOT7 41 Happy 24th birthday to you MARK and wish you happy forever.

A photo posted by sophia (@sophiawang328) on Sep 3, 2016 at 8:35am PDT