BESTie is a 4 member girl group under YNB Entertainment. BESTie consists of Hyeyeon, UJi, Dahye and Haeryung. Before their debut, 3 members of BESTie; Hyeyeon, UJi and Haeryung, all debuted under AB Entertainment in a girl group named EXID. With EXID they released the single, Whoz That Girl, and then, after 2 months promotions, left the group and company due to personal reasons. During that time off, Haeryung played the role of Park Hyung Shik’s girlfriend in the tvN drama, Nine.
BESTie then went on to debut on July 11th 2013, with the release of Pitapat. The music video that accompanied the song also starred Jo Kwon and Yoo Se Yoon. Their debut live performance was on KBS Music Bank on July 12th 2013. On October 16th 2013, a music video for BESTie’s second single, Love Options, was released. The group held their comeback stage on the same day on Mnet’s M! Countdown. BESTie then announced that on the 12th of December 2013 they would be releasing, Zzang Christmas, a Christmas themed digital single on December 17th 2013.
On February 21st 2014, image teasers for BESTie’s 4th single, Thank U Very Much, were released. On February 28th the single was digitally released, along with a music video for the same song. On the 11th July, Bestie released a 5th digital single, Like A Star, in celebration of their one year anniversary. On July 20th 2014, the group released their teaser photos for their new comeback, Hot Baby. The mini album was released on July 28th with a music video for Hot Baby being released three days later on July 31st 2014.
In September 2017 members UJi and Dahye left the group as their contract with the label expired. BESTie will continue with Hyeyeon and Haeryung but the label announced that more members could be added in the future.