Boudewijn Zenden ( born 15 August 1976 ) is a Dutch football player . Boudewijn `` Bolo '' Zenden ( Dutch pronunciation : baÊ dÉ Ê É É n zÉ ndÉ Å ) ; born 15 August 1976 in Maastricht ) is a Dutch footballer who plays for Sunderland as a midfielder .