Walter Ostanek, Canada’s 91-year-old Polka King, plays his final Kitchener-Waterloo Oktoberfest CTV NewsPolka King honoured during annual Kitchener-Waterloo Oktoberfest keg tap The RecordSpank that spigot! Keg tapped at K-W Oktoberfest Yahoo News CanadaPolka King, German Ambassador to Canada to tap keg Friday CityNews KitchenerPolka King Walter Ostanek to tap keg Friday at K-W Oktoberfest CBC