After School is on a roll, as they're priming to release their 3rd single, "Rambling Girls/Because of You". To boost anticipation for the double-A release, the Korean girl group unveiled a PV preview for "Rambling Girls".

In the video, the girls showed off the 'S-line dance', which consisted of some sultry body waves.

After School's new single will hit stores on January 18th, but until then, check out their PV preview below: