Yangbans

[9] A few months after the album's release, the 2016 South Korean political scandal and 2016–2017 South Korean protests took place, and the tracks on his album beginning to gain significant attention.

[10] In an interview, Jun Bum Sun said "The albums released had no political intentions, but they took on a new meaning in time, and received good reviews from critics," about the situation at that time.

[6] The album's track Revolution (아래로부터의 혁명) won the Best Rock Song at the 2017 Korean Music Awards.

[4] Jun Bum Sun joined the military in December 2016, and was discharged in 2018.

[10] In 2017, while he was serving in the military, the band's third album Vagabond Songs (방랑가) was released, which the rest of the members reportedly completed the songs he recorded before joining the military.