Ex was formed in 2005 in South Korea by university students from Kyungbuk
National University, Daegu University, and Youngnam University: lead vocalist
Lee Sang‑mi, bassist Bang Ji‑yeon, and drummer Kong Young‑jun. The group first
appeared at the MBC College Song Festival in 2005, where their performance of "잘
부탁드립니다" earned them the competition’s Grand Prize and secured a spot on the
network’s live broadcast. In early 2007, Ex released the single "연락주세요" on
February 12, which garnered attention on college radio stations and led to
appearances on several television programs. Late...