As fans eagerly wait for After School subunits: After School Red and After School Blue to bring their sweet moves for their upcoming debut stages, the ladies gave a reminder of what they're all about with a special stage on the latest edition of MBC's "Dancing with the Stars." The ladies danced to "Let's Step Up" and put on a wonder performance. They even left a spot for ex-member Bekah at the end of the dance, check out the segment below! Tip: Asmaa