Complex sentence: When Moving Parts broke up amicably in December 1978, Miller and Conley began practicing and auditioning drummers, quickly selecting native Bostonian Prescott, formerly of the art-rock band The Molls.
Split into simpler sentences: When Moving Parts broke up amicably in December 1978, Miller and Conley began practising and auditioning drummers. They quickly selected Bostonian Prescott, formerly of the art-rock band The Molls.