Lee Si Ahn from 'Superman is Back' celebrated his 3rd birthday on November 14. Adorable photos from his birthday party were shared on his mom's Instagram. Baby Daebak, along with his twin sisters posed together for the camera.�

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A post shared by Sujin????? (@jeshia2) on Nov 14, 2017 at 1:46am PST

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A post shared by Sujin????? (@jeshia2) on Nov 14, 2017 at 1:21am PST

Happy Birthday!