Music group 100% began work in 1996 in London as a covers band. On his account credited over 1000 concerts! A 5 members in the band. In 2006, Marco and English drummer John arrived in the Czech Republic and started playing as a duo and it is forced to give up music even more energy. After a time, John returned to London and joined the band Peter Mori, with whom he recorded a new CD whose name is The Naming Of One. In 2011 he joined the band Vojta Bořil and 100% and gained its final form, simply – two guys, two instruments and two vocals, showing the world the power of the rhythm section.