ETP Fest or ETP Festival is one of the biggest rock music festivals in South Korea founded by rock singer Seo Taiji. ETP stands for Eerie Taiji People.
The first ETPfest's line up included Seo Tai Ji band.
The line up included Seo Tai Ji band and Tommy Lee of Mötley Crüe.
The line up included Seo Tai Ji band, Hoobastank, Zebrahead, PE'Z, and Pia.
The line up included : Nine Inch Nails, Limp Bizkit, Keane, Seo Tai Ji (via band website), GUMX, Pia, Boom Boom Satellites and Fade.