the first disc features ska and other precursors to reggae colin escotts liner notes point out the influence of american rb on jamaican acts the set begins with "iron bar" a traditional by lord tanamo reflecting reggaes early mento roots derrick morgan follows with the latin-influenced "fat man" millie smalls  offbeat version of "my boy lollipop" previously recorded by barbie gaye was the first ska song to achieve international success several of the songs such as the clarendonianss "rude boy gone to jail" and desmond decker  the aces "rudie got soul" display a preoccupation with the "rude boy" culture of post-colonial jamaica that was fashionable in the lyrics of much ska and early reggae several other numbers by desmond decker  the aces are featured in the set and the disc also includes " shanty town"  and their worldwide  hit "israelites" which heralded the transition from ska to reggae