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2AM at the Korea Food Expo. Left to right: Seulong, Changmin, Jo Kwon, Jinwoon.
|Origin||Seoul, South Korea|
United Asia Management
|Associated acts||One Day
2AM is a South Korean four-member ballad boy band under JYP Entertainment. The members are Jo Kwon, Jinwoon, Seulong, and Changmin. 2AM is one of the two subgroups branched out from the eleven-member (before Jaebeom‘s departure) boy band One Day, the other being 2PM. They officially debuted on July 11, 2008 on KBS’s Music Bank, performing their debut song “This Song”. They won their first Mutizen at Inkigayo on February 7, 2010 with “Can’t Let You Go Even If I Die“.
Along with the members of 2PM, 2AM appeared on the documentary Hot Blood that was aired on Mnet, documented their rigorous training program of their pre-debut days. Changmin was the only member of One Day to not appear in the documentary because he was serving in the military at that time. Initially, Jinwoon was eliminated on Hot Blood, but he ended up in 2AM due to Daehun’s withdrawal from JYPE. Jo Kwon trained for 2567 days, 10 days past 7 years after joining JYPE.
 2008–2009 Debut
2AM’s first single, “This Song”, was released on July 21, 2008. They made their debut performance on July 11, 2008, performing their debut song “이 노래 (This Song)”.
2AM made a comeback with another single album, “Time For Confession”, on March 19, 2009 with “친구의 고백 (Confession of a Friend)” being the title track.
 2010–Present: 1st Mini Album and Saint o’Clock
2AM made a comeback with a second album, “죽어도 못 보내”, on January 21, 2010 with “죽어도 못 보내 (Even If I Die I Can’t Let You Go)” as the promoted track. In the week before the release, JYP Entertainment revealed a total of four teasers on their Youtube account. Along with a group teaser, the individual shots were based on the seasons. On February 7, 2010, 2AM won their first Mutizen award on Inkigayo since their debut. On February 25, 2010, their second win was on Mnet M! Countdown. They won a second Mutizen on their final day of promotions for “죽어도 못 보내 (Even If I Die I Can’t Let You Go)” on March 7, 2010.
On March 5, 2010, 2AM revealed cuts of their new image through their official website. Jo Kwon, Changmin, Seulong, and Jinwoon respectively transformed to a club DJ, an ice hockey player, a biker, and a basketball player for their new 10 minute drama-music video. The repackaged mini album featured four additional songs, three from their first and second singles and one entirely new song titled “잘못했어 (I Was Wrong)”, which was their promoted track. One representative stated, “The song we’re releasing is something that 2AM has never shown before and is a brand new type of music”. A portion of the song was revealed in the first episode of 2AM’s new reality show 2AM DAY on March 10, where the members playfully sing along to it in the car. Four teasers were released for each member from March 12 to March 14. A leaked version of Part 1 of the music video was released on March 15, having been recorded by camera at 2AM’s subway showcase. The album was released on March 18, 2010 and “I Was Wrong” won the Mnet M! Countdown on April 1, 2010.
On October 26, 2010, 2AM released their first full-length album entitled Saint o’Clock, with “전활 받지 않는 너에게 (You Wouldn’t Answer My Calls)” and “미친 듯이 (Like Crazy)” as the promoted tracks. The won a Mutizen award for “전활 받지 않는 너에게 (You Wouldn’t Answer My Calls)” on Inkigayo on November 14.
 Japan Debut
Following the Korean success of their 2010 album Saint o’Clock, 2AM recently announced their plans of releasing a JAPAN SPECIAL EDITION of the album on November 9. At the same press conference, they also announced that in January 2012, they will also be releasing their debut Japanese single “Never Let You Go (Shinde mo Hanasanai”), a Japanese version of the band’s Korean single, “Even if I Die, I Can’t Let You Go (죽어도 못보내).”
2AM held their first concert entitled “Saint o’Clock” in Seoul at Korea University, Hwajeong Gym from December 24 to 26, 2010. 2AM serenaded the crowd with their hit songs such as “You Wouldn’t Answer My Calls” and “Like Crazy”. 2AM also performed a series of girl group medley such as Wonder Girls‘s “So Hot“, 4minute‘s “Hot Issue” and miss A‘s “Bad Girl Good Girl“. The crowd went crazy when 2AM danced to After School‘s “Bang!” as the boys are also dressed in aqua blue cheerleader outfits. For their solo stages, Changmin wowed the crowd with Tom Jones’s “Sex Bomb” and also ripped his shirt. Seulong danced to “Beautiful Monster” and also revealed his chiseled abs. Jinwoon performed Muse‘s “Hysteria” with his electric guitar and Jo Kwon danced to Lady Gaga‘s hit song “Telephone”. The guests for the three-day concert includes B2ST, 8eight, Lim Jeong Hee, IU and T-ara.
 Other contributions
2AM endorsed up to $1 million for products commercials in early 2010, including Pepsi and BHC Chicken. It was also announced that 2AM would be the new faces of Samsung‘s Dugeunduguen Tomorrow campaign with Kara, succeeding 4Tomorrow in 2009.
2AM was chosen to represent Asia on Listen Up! The Official 2010 Fifa World Cup Album with the song titled “No. 1”. The song was digitally released on May 18, 2010. In October 2010, the band represented Korea and performed at the 7th Asia Song Festival, organised by Korea Foundation for International Culture Exchange, at the Seoul Olympic Stadium.
- Lee Changmin (Hangul: 이창민 Hanja: 李昶旻), commonly known as Changmin, is the main vocalist and rapper of the group. He was born on May 1, 1986 (1986-05-01) (age 25) and is one of the few idols to have completed his military service prior to debut.
- Im Seulong (Hangul: 임슬옹 Hanja: 任瑟雍), commonly known as Seulong, is the vocalist of the group. He was born on May 11, 1987 (1987-05-11) (age 24).
- Jo Kwon (Hangul: 조권 Hanja: 趙權) was born on August 28, 1989 (1989-08-28) (age 22). He is the leader and the lead vocalist of the group. He was discovered by Park Jin Young through SBS variety show, 영재 육성 프로젝트 99%의 도전 (99% Challenge Project) in 2001.
- Jung Jinwoon (Hangul: 정진운 Hanja: 鄭鎮云), commonly known as Jinwoon, is the vocalist and rapper of the group. Born on May 2, 1991 (1991-05-02) (age 20), he is the youngest member in the group.
 Members activity outside of the group
Jo Kwon was paired with Brown Eyed Girls‘ member Ga In as an imaginary married couple on We Got Married Season II. Seulong and Jinwoon also make regular appearances as commentators on the show. Seulong debuted as an actor in drama series Personal Preference, which aired on March 31, 2010. In June 2010, Seulong collaborated with IU for the song “잔소리 (Nagging)”, which topped several online music charts.
Jinwoon was a part of Idol Maknae Rebellion (“아이돌 막내반란시대”). Changmin starred in Immortal Song 2.
Jinwoon also starred in G.NA’s music video for “Black & White”, which was a hit.
Jinwoon released his solo song “LaLaLa” on July 25,2011 and revealed the music video for “You walking Toward Me” on August 7,2011
Changmin works with 8eight’s Lee Hyun for collaboration unit named “Homme”.
 Studio albums
- 2010: Saint o’Clock
 Mini Albums
 Single albums
- 2008: “This Song”
- 2009: “Time For Confession”
- Saint o’Clock (2010)
 Concert participation
 Music Programs
|2010||February 7||Can’t Let You Go Even If I Die|
|November 14||You Wouldn’t Answer My Calls|
 M! Countdown
|2010||February 25||Can’t Let You Go Even If I Die|
|April 1||I Was Wrong|
Sumber dari : http://en.wikipedia.org/wiki/2AM, http://sumandu.wordpress.com/kpop-profiles/boy-groups/2am-profile, and http://shafirasurya.wordpress.com/2011/03/21/lirik-lagu-2am-cant-let-you-go-even-if-i-die/