Krystal was born on October 24, 1994, making her 22 now! To celebrate, Jessica posted a cute picture of the two and wrote sweetly, "Don't grow up too fast! #happybirthdaybabykrys #loveyoumore #161024."
Can they seriously be more sister goals?? Happy birthday, Krystal!
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A photo posted by Jessica Jung (@jessica.syj) on