TWICE thanked their fan club ONCE for the 2nd debut anniversary. 

Next month will be the second year since TWICE made their hot entrance into the K-Pop scene.  In celebration of the upcoming anniversary, TWICE put up a subway ad, thanking their fans for the great love and support. 

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Thea headline of the ad reads, "Thank you, and we love you! ONCE!"

Each member also shared a handwritten thank-you message to their loveful fans. 

Congratulations TWICE and ONCE on their 2nd debut anniversary!