Heechul call IU's a traitor

In the photo, Heechul is standing away from IU and the reason is explained by the caption. The caption reads, “I treated you so well. Where do you think you’re going? ㅠㅠ I waited every week, thinking, we’ll get closer next week, we’ll get closer next week. But where are you going now? Chin Chin radio? You are a traitorrrrrr~~IU………….I’m not going to even listen to IU’s logo song!!! IU!!!!!!!!!ㅠㅠㅠㅠ”