MBLAQ‘s Lee Joon revealed that his fans called him a “ert”. During filming for the upcoming September 4th broadcast of SBS‘ ‘Strong Heart‘, Lee Joon detailed, “I prepared a performance to show an unexpected side of myself at a concert. After the event, I saw the reaction, and I was called a ‘ert’.” Lee Joon then performed the mentioned routine for actress Jo Min Soo, who smiled as she said, “The idol I’ll like from now on is Lee Joon.” Other guests to appear on the episode, airing at 11:50PM KST, include Kim Ki Duk, Lee Jung Jin, KARA‘s Seungyeon and Hara, volleyball player Kim Yeon Kyung, and more. S