Aitken relocated to London, England, in 1960 and became a pivotal figure in the ska movement, recording extensively in both the UK and Jamaica throughout the decade. His groundbreaking contributions solidified his status as one of the genre's foremost pioneers, earning him the revered titles The Godfather of Ska and Boss Skinhead. His infectious sound and dynamic performances attracted a devoted following, not only within the West Indian community but also among mods, skinheads, and ska enthusiasts across the cultural spectrum.