India, Sept. 13 -- Korean singer-actor Yim Si-wan is in the spotlight for a noticeably bulked-up physique. He was known for his slim, youthful image for long. Reported by The Korea Times, Yim attended an event in Seoul, where he wore a white shirt over a matching top with beige wide-leg pants. Fans couldn't stop noticing his noticeably broader and more muscular build. Yim will next be seen in the upcoming drama titled Love in Disguise....