Two South Korean rock icons, Jeon In-kwon and Boohwal, will hold a joint concert in June. The two giants of 1980s Korean rock will host "The Age of Rock" on June 15 at the KBS Arena in Gangseo-gu, Seoul. The concert was originally scheduled for April, but was postponed to June. After playing with various bands in the 1970s, vocalist Jeon In-kwon formed Deulgukhwa in 1984, a band that became a cornerstone of...