Celebrities flawlessly showed how to wear fashionable sportswear at Nike's Gangnam flagship store event on Thursday, June 12th. Nike Gangnam held an open photo shoot event for celebrities who know how to dress to impress.

Currently starring in DramaFever's exclusive SBS variety show Roommate, Seo Kang Joon and Park Min Woo attended the event together, showing their companionship in real life. Hyo Yeon (Girls' Generation) and Lee Si Young wore simple athletic gear for the photo event, while actress Oh Yoon Ah coordinated her chic outfit with Nike wedge sneakers. Despite her age, Oh Yoon Ah is known to be a fit, sexy actress in South Korea - check out her style below!

Sean (JinuSean)

Seo Kang Joon (currently in Roommate)

Park Min Woo (currently in Roommate)

Oh Yoon Ah (currently in You Are All Surrounded)

Lee Hyun Woo

Lee Si Young (currently in Golden Cross)

Is true love a matter of chance or destiny? Watch the romantic melodrama Love Story starring members of K-pop group KARA.

Hyo Yeon (Girls' Generation)

Kim Ji Suk (currently in Angel Eyes)

Lee Chung Ah