Debut and initial singles On August 16, 2012, Two X made their stage debut on the music television program
M Countdown and released their debut single "Double Up". This was followed shortly by their second single "Ring Ma Bell".
Hiatus and changes to label and line-up In 2014, Two X ended their contract with J. Tune Camp and signed a record deal with Star Gaze Entertainment. In January 2016, it was announced that key member Min-joo had left the group. On August 23, 2016, the group released the song "Over" in promotion of their new ,
Reboot. It was their first release in three years and their first release as a four-member group. During the later half of 2017, Two X ceased activities. On June 26, 2018, when a fan asked Eun on Instagram if Two X was disbanded, she confirmed the disbandment. ==Discography==