Later that month, YG stated that Sandara Park joined the group, with one more member to follow. In the end, YG Entertainment announced that the group would consist of four members and debut sometime in May 2009.The company stated that the group had trained for 4 years, and that their debut album would contain songs produced by Teddy Park.
The group’s name was initially announced as “21”; however, due to the discovery of a singer with the same name, the group was quickly renamed “2NE1″, which stands for “New Evolution of the 21st Century” (“NE” meaning “New Evolution” and “21” standing for the “21st Century”).
2NE1’s Park Bom revealed that the group was originally planned by YG Entertainment to be a 3-member group with Park, Koo Hye Sun, and Sandara Park.