2AM (Korean: 투에이엠) is a South Korean boy group under JYP Entertainment, consisting of Jo Kwon, Lee Changmin, Lim Seulong and Jeong Jinwoon. It was one of the two subgroups split from the eleven-member boy band One Day, the other being 2PM. They officially debuted on July 11, 2008[1] on KBS's Music Bank, performing the song "This Song". They won their first Mutizen at Inkigayo on February 7, 2010 with "Can't Let You Go Even If I Die".

Tracklist
1. Intro - Phone
2. Jeonhwal Batji Annneun Neoege (전활 받지 않는 너에게; You Wouldn't Answer My Calls)
3. Michin Deusi (미친 듯이; Crazy)
4. Baro Naya (feat. GLAM) (바로 나야; Just Me)
5. Mirage
6. Dasi Saranghagien (다시 사랑하기엔; To Love Again)
7. Ijen Eopda (이젠 없다; Not Now)
8. Buranhada (불안하다; Anxious)
9. Love U, hate U (feat. Bangtan Boys)
10. With or without U
Saranghandan Mal Motae (사랑한단 말 못해; I Can't Say I Love You)
Chingui Gobaek (친구의 고백; Friend's Confession) (Special Limited Edition Only)
Inorae (이노래; This Song) (Special Limited Edition Only)