Nor will the organisers be obliged to refund any entrance monies, should the event for which the ticket grants admission not take place or be curtailed."
Fortunately didn't get round to buying tickets in advance, and was turned away at the gate this morning. However, would have enjoyed seeing how that clause would stand up in a court of law. It's one thing covering yourself incase some items don't happen (say the Reds don't perform), quite another to sell tickets for a, subsequently, cancelled event.