Kim Yeon-woo is a South Korean male singer, vocal coach, and professor at Seoul Art College well known for his ballads, smooth singing voice and ability to hit high notes.[1][2] Kim recorded a number of hit ballads with the South Korean band, Toy, in the mid 90's, gathering a sizable cult following. In 2011, Kim achieved more widespread fame and popular recognition in South Korea through his participation on I Am a Singer, along with numerous appearances on variety and entertainment shows.