Actor Sulli cheers on best friend IU
Sulli posted a picture on the 18th instagram with the article "Congratulations on Jing Chan Yuana tenth anniversary # I will be on the side of you". In the photo, Sulli cheered on IU as a fan club of IU, with a picket reading 'I will always be blooming by your side'.
On the other hand, the tenth anniversary commemorative Concert of IU was held at Seoul Seoul Olympic StadIUm.
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