J.L. Forster
... that J.L. Forster's school band played in Expo '67, Expo '70, and for Queen Elizabeth II?
... that <b id="mwAXg"><a class="mw-redirect" href="./J.L._Forster_Secondary_School" id="mwAXk" rel="mw:WikiLink" title="J.L. Forster Secondary School">J.L. Forster</a></b><span about="#mwt22" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"`s","href":"./Template:`s"},"params":{},"i":0}}]}' id="mwAXo" typeof="mw:Transclusion"><span typeof="mw:Entity">'</span>s</span> school band played in <a href="./Expo_67" id="mwAXs" rel="mw:WikiLink" title="Expo 67">Expo '67</a>, <a href="./Expo_'70" id="mwAXw" rel="mw:WikiLink" title="Expo '70">Expo '70</a>, and for <a href="./Elizabeth_II" id="mwAX0" rel="mw:WikiLink" title="Elizabeth II">Queen Elizabeth<span id="mwAX4" typeof="mw:Entity"> </span>II</a>?