DOB: Aug. 25, 1974
Labels: Music Farm
Debut: 1999
Associated acts: Roller Coaster, Verandah Project, Baby Blue

Lee Sang-soon is a guitarist who was a member of the indie band Roller Coaster. He also worked as a producer, songwriter and session musician for artists and groups such as Toy, Kim Dong-ryul, Yang Hee-eun, Kim Ye-rim, John Park etc.

Again (Single, March 2018)
3rd Unexpected Meeting with Yang Hee-eun (Single, Feb. 2015)
Why Again with Oh Ji-eun (Single, Aug. 2011)
2011 Monthly Yoon Jong-shin with Yoon Jong-shin (Single, Jan. 2011)