Sister's Slam Dunk

Episode 12 (2x12)

Air date: Apr 28, 2017

Han Chae-young and Hong Jin-young are chosen to represent the members in KBS 1 vs. 100 in an attempt to raise funds for "Right?" music video. They also resume training for the full choreography for "Right?". The members' visit to 1 vs. 100 and their effort in the program is also shown. Later on, the assessment for the rapping part begins as the members showcase their skills. In the end, Hong Jin-young is chosen to perform the rapping part for "Right?".