Girl group Girls' Generation's leader Taeyeon revealed a cute video of her members brushing their teeth.

Last week, Taeyeon posted on her Instagram, "Awwww brush brush" along with a 15-second video.

In the video, Taeyeon, Yoona, and Hyoyeon are brushing their teeth and making funny faces at the camera. The three are shaking to a rhythem together and making hand motions.

Photo Credit: Taeyeon Instagram