After School, f(x), SISTAR, and T-ara collaborate for Inkigayo's "Hot Summer Stage"

the members of After School, f(x), SISTAR, and T-ara. Together, they performed as the Summer Girls.

For their special collaboration stage, the members performed "Woman of Beach," "In Summer," and "Let's Go On A Vacation." Check out their performances from tonight's episode of Inkigayo, below!

The members that performed in the collaboration stage included SISTAR's Soyu and Hyomin, f(x)'s Victoria and Krystal, T-ara's Jiyeon, and more!