[4] Following the success of Women's Generation, a second special project single, Wonder Woman, was released a year later, featuring SeeYa, Davichi, and T-ara members Hyomin and Eun-jung.

[5] On April 21, Core Contents Media announced that Davichi and Seeya would release a special project single.

However, controversy arose due to Seeya member Nam Gyu-ri's legal dispute with the agency following her sudden departure from the group.

[citation needed] In May, 2009, The Korea Economic Daily, praised "Women's Generation", highlighting Davichi and T-ara's powerful vocals.

[citation needed] At their first concert, WSG Wannabe performed "Women's Generation" (along with "Wonder Woman") which was broadcast by MBC.