Seo Kang Joon (also known as Lee Seung Hwan) is an actor that is known as the “National Younger Brother” because he has won over the hearts of many ‘nunas’ (older sisters) in Korea. He is part of 5urprise, a five-member group of entertainers. He is also known for his role as Choi Soo Hyuk in The Suspicious Housekeeper, Gook Seung Hyun in Sly and Single Again and as himself in the new reality show Roommate. He gave a shout out to DramaFever fans recently – see it below!