 Buldožer offered humorous lyrics, sometimes on the verge of lunacy, instead of the prevailing pathos and drawn-out solo sections common in progressive rock at the time.Frank Zappa was admittedly one of the band's models, and Buldožer's style was often subject to comparisons with his.In early 1975 in Ljubljana, modern-day Slovenia, singer/songwriter Marko Brecelj joined the band Sedem Svetlobnih Let ("Seven Light Years"), led by guitarist and lead vocalist Boris Bele.