In light of their latest comeback with their 2nd mini album 'Lucky', Weki Meki set out to conquer the part switch challenge to their title song "La La La". Only leader Ji Soo Yeon chose herself, while Choi Yoo Jung picked Elly, Kim Do Yeon chose Rina, Elly chose Lucy, Sei picked Choi Yoo Jung, Lua picked Sei, Rina picked Kim Do Yeon, and Lucy chose Lua. 

As always, the challenge started off on a good note, but things took a turn downhill shortly after, with leader Ji Soo Yeon yelling out directions for the members to find their correct spots. The members tried to overcome their confusion vocally, but how did they do overall? 

Watch above to find out!