ZE:A's Kwanghee revealed his close relationship with MBLAQ's Lee Joon. On August 19th, the idol tweeted, "It's been such a long time Lee Joon, my friend with thick arms. You're busy with preparing for your concert! MBLAQ concert on the 20th hwaiting." The two also posed for a picture together in which they show off their tight relationship. In the picture, Lee Joon is seen hugging Kwanghee tightly, who is showing his signature smile at the camera. Lee Joon's muscular arm is clearly shown, making all his female fans scream with joy. Fans said, "Your smiling face is cute", "You look good together", "The only thing I see is Lee Joon's arm." Source: Star News via Nate