A photo of singer IU and Eun Hyuk was released on the internet today. Netizens were shocked because in the photo, Eun Hyuk looks topless and IU is in her pajamas. (Source: news.kukinews.com) It's been said that this photo was uploaded by accident while IU was updating her tweets, and it's left many people wondering if the two are in a relationship. What do you think?