Aespa (Korean: 에스파; RR: eseupa; MR: esŭp'a, commonly stylized in all lowercase or æspa) is a South Korean girl group formed by SM Entertainment. The group consists of Karina, Giselle, Winter and Ningning. The group debuted on November 17, 2020 with the release of their debut single, "Black Mamba".[1][2]