Press photos By STEPEHEN ALTHOUSEMusician Walt Groller is a wizard with the accordion. His polka sounds charmed the ears during an Oktoberfest performance held Oct. 16 at Traditions of Hanover in Hanover Township, Northampton County. Groller, who “brings people together through music,” says he has 73 years of musical experience. During the performance, Traditions residents enjoyed soft pretzels Copyright - Copyright 2009