E2RE is a new female group under CS Happy Entertainment. The girls will debut with their first single Deep Night, Sad Song on October 31st while their stage debut will take place on November 2nd on Music Bank.
The name of the band is an abbreviation of the French word "étoile", which means "star". Consisting of members Silver, Yurim, L.Lin and Heejung, the quartet has already performed with the group December in front of a large crowd during the ‘Healing’ concert on October 27-29th.