Is it poppin?

On June 9, 4minute sang their newest song 'Is it poppin?' at KBS Open Concert

Sohyun wore the Hater Babydoll Top from Lazy Oaf. Sohyun's top is cropped :D

Buy the top here

Hyuna wore the Eistein Muscle Tee from Forever 21.

'Gravitation is not responsible for people falling in love'-Albert Einstein

I love this saying :P

Buy the top here

Credits: CUBE, Lazy Oaf, Forever 21, KBS