secretly minnesotan personnel sean tollefson -- vocals , bass , keyboard jeff fell -- drum chris munford -- guitar , keyboard , backing vocals harold hollingsworth -- lead guitar jenny mears -- vocals , backing vocals kip beelman & chris munford -- recording , audio engineering corianton hale -- backing vocals taryn webber -- cello on '' fall 4 u '' and '' polaroids from mars '' jen abercrombie -- vocals on '' fall 4 u '' and '' building the robot '' roshan gurusinghe - recording assistant artwork corianton hale received a regional design award from print magazine for the design and layout of the disenchanted hearts unite album .