Taeyeon's older brother makes a surprise appearance in 'I' music video

Taeyeon's 'I' music video has attracted even more attention thanks to the surprise appearance of her older brother Jiwoong.

After the music video was released, the fans were quickly to spot Taeyeon's brother as he was wearing a black cap and earphones while sitting at the bar. Even though it was just a brief moment but the fans were very happy and grateful at his support towards his little sister.

Let's watch 'I' again and see if you can spot him