Loophonium
... that the Loophonium, a cross between a euphonium and a toilet, was played alongside the Royal Liverpool Philharmonic on April Fools' Day?
... that the <b id="mwBhs"><a href="./Loophonium" id="mwBhw" rel="mw:WikiLink" title="Loophonium">Loophonium</a></b>, a cross between a <a href="./Euphonium" id="mwBh0" rel="mw:WikiLink" title="Euphonium">euphonium</a> and a toilet, was played alongside the <a href="./Royal_Liverpool_Philharmonic" id="mwBh4" rel="mw:WikiLink" title="Royal Liverpool Philharmonic">Royal Liverpool Philharmonic</a> on <a href="./April_Fools'_Day" id="mwBh8" rel="mw:WikiLink" title="April Fools' Day">April Fools' Day</a>?