Quirk refers to two artists. 1. Quirk was a collaboration between Tim Healey and Mark Allen, who may also be know as Allen & Healey. They started out with more psychedelic trance tracks around 1997, and developed to more progressive and groovier tunes in the 2000's. 2. Quirk is also a DJ/Producer with the Konstruct Crew, a London based dub step/rave outfit