 Some of their instrumental session work was released as the Soul Vendors and Sound Dimension.Amongst the rhythms featuring Sibbles' bass playing are Alton Ellis' "I'm Still in Love", "Full Up" (used on Musical Youth's "Pass The Dutchie"), and The Abyssinians "Satta Massagana".The Heptones remained at Studio One well into the reggae era, where they cut tunes such as "Message from a Black Man", "Love Won't Come Easy", "I Hold (Got) The Handle", "I Love You", and a successful cover version of "Suspicious Minds", then went on to record with Joe Gibbs and Harry J in the early 1970s.