After finishing school, where he was learning to become a locksmith, Pelc worked in a power plant. He was exposed to Czech underground when he was still a teenager, when he was attending concerts forbidden in Czechoslovakia, such as The Plastic People of the Universe.
Following his graduation, while learning to be a locksmith, Pelc held a job at a power plant. As a teenager, he was introduced to Czech dissident circles through attending secret concerts in Czechoslovakia, like those by The Plastic People of the Universe.