NU'EST (New Established Style and Tempo) is a South Korean boy group formed by Pledis Entertainment in 2012. They are the first male group to debut under Pledis Entertainment. The group consists 5 members: leader, main rapper and dancer JR, lead rapper and sub-vocalist Aron, main vocalist Baekho, lead vocalist and 'face of the group' Minhyun, and sub-vocalist Ren.

The group were initially known as Pledis Boys, after their unofficial promotions with their seniors, Son Dambi and After School for their Happy Pledis 2012 “Love Letter” single. They also appeared on stage with them promoting the song "Love Letter". They made an unofficial first appearance on 29 December 2011 at the 2011 SBS Gayo Daejun, performing the 'shuffle' dance with labelmates After School. They made their first CF with After School's Lizzy.

On January 16, 2012, Pledis Entertainment revealed NU'EST's leader, JR. The next day they revealed two new members, Minhyun and Aron. And on January 19, they finally introduced the entire group by revealing the identity of their final two members, Baekho and Ren. They also revealed that After School’s UEE gave Baekho his name.

On March 2, 2012, a bus with a NU’EST advertisement had been spotted driving around the streets of Seoul advertising the group’s debut date and the title of their highly anticipated debut single "Face" which was composed by Swedish songwriter Daniel Bergman. The music video for "Face" was released on March 14, 2012.

NU'EST made their broadcast debut on Mnet's M! Countdown on March 15, 2012, wherein they performed "I'm Sorry", a b-side track from their debut single album, and the title track "Face". They also made their debut stages on Music Bank on March 16, Show! Music Core on March 17, and Inkigayo on March 18. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.