Group JYJ's Kim Junsu received an autograph from Kim Jaejoong and showed it off.

Today, Kim Junsu posted on his Twitter, "Hello! I got an autograph from Jaejoong" along with a picture.

In the picture, Kim Junsu is wearing a green shirt, looking at the camera with a charismatic face. Unlike his serious face, his shirt has a cute autograph that he received from Kim Jaejoong, arousing laughter.

Internet users who saw this commented, "Kim Jaejoong's top fan was here all along," "Your face and your shirt don't match at all," and "He must have asked him to sign it for him. So cute."

Photo Credit: Kim Junsu Twitter