Five hundred million people watch the high day of the <a href="https://en.wikipedia.org/wiki/Silver_Jubilee_of_Elizabeth_II" id="mwATA" rel="mw:WikiLink" title="Silver Jubilee of Elizabeth II">Silver Jubilee</a> of Queen <a href="https://en.wikipedia.org/wiki/Elizabeth_II" id="mwATE" rel="mw:WikiLink" title="Elizabeth II">Elizabeth II</a> begin on television.