IU said, "I told you that you have to pick up the ball well, sir." In the photo, IU is wearing a black sweatshirt and tied up his Hair and putting a tennis ball in a basket. He picks up the ball with a fast hand gesture that shakes the picture and gives a smile.
Fans responded with anticipation, saying, "It is a tennis dream tree."
About IU
Lee Ji-eun, also known by her stage name IU, is a South Korean singer-songwriter, record producer and actress. She signed with LOEN Entertainment in 2007 as a trainee and debuted as a singer at the age of fifteen with her first mini album Lost and Found.
 Wikipedia