"Lee Ji-rin (Korean: 이지린; born 1981), better known as Humming Urban Stereo (Korean: 허밍 어반 스테레오) is a South Korean electropop singer-songwriter. The one-man band debuted in 2004 with the extended play, Short Cake, and has since released five full-length albums. Guest vocalists, notably the late Lee Jin-hwa (aka Humming Girl) and Shina-E, have appeared on many of Humming Urban Stereo's songs" (from their Wikipedia page). Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.