August 1 marks Tiffany's 26th birthday (27 in Korea), and the Girls' Generation members congratulated her on her special day on SNS and with a beautiful cake. A few of the girls posted a photo of a pretty cake lit with candles and their cute, colorful socks. It seems like her birthday was a happy one spent with her lovable members!

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Happy birthday to Tiffany, and be sure to celebrate the day with her on her SNS!