Seulgi, Soyeon, Kim Chung Ha & SinB drop 'Wow Thing' MV for 'Station x 0'!

Seulgi, Soyeon, Kim Chung Ha & SinB wait for the clock in 'Wow Thing' MV teaser for 'Station x 0'!

'Station x 0' teases Soyeon, Seulgi, Kim Chung Ha, and SinB's 'Wow Thing' in bts clip for MV!

'Station x 0' reveals more 'Wow Thing' teaser images of Soyeon, Seulgi, Kim Chung Ha, and SinB

Seulgi, SinB, Kim Chung Ha, and Soyeon tease 'Wow Thing' choreography for 'Station x 0'!

Soyeon, Seulgi, Kim Chung Ha, and SinB get ready to crush hearts in new 'Wow Thing' teaser image

Seulgi, SinB, Soyeon, and Kim Chung Ha drop teaser image for 'Wow Thing'