Girls' Generation's member Jessica reveaeld a self-camera taken with member Tiffany in celebration of Tiffany's birthday.

Today, Jessica posted on her Weibo, "Happy birthday, T! Today is your day~all yours! thank u for always being such an understanding and lovely friend(now family hehehehe) keep up the smile and "loud voice!!!" ;) p.s u make a cool mom for prince! ahem and i make a cool aunti" along with a picture.

In the picture, the two are in baseball uniforms, smiling at the camera.

Internet users who saw this commented, "Happy birthday, Tiffany," "Two goddesses," and "They look like sisters."

Photo Credit: Jessica Weibo