Mad Town is the debut extended play by South Korean boy band Madtown.

[2] The song "YOLO" was used to promote the EP.

[3] Prior to the release of the full music video, J.

Tune Camp uploaded the music video teaser for "YOLO" on its official YouTube channel on October 1, 2014.

[4][5] The full music video was subsequently released 5 days later on October 6, 2014.