EXID (이엑스아이디, an acronym for Exceed In Dreaming) is a five-member girl group formed by AB Entertainment in 2012. The group made their debut in February of that year with the single "Holla". Three of the members left in April 2012 (who later reformed as BESTie) and were replaced by Solji and Hyelin. The group made their comeback in August 2014 with the single "Up & Down" which achieved later success after a fancam of Hani went viral in November 2014.