What happens if my theatre show is cancelled? Holidays by National Express Support 26 February 2019 16:04 If for any reason the show has been cancelled you will be informed at the earliest possible time. Related articles What type of hotels do you offer? Amendments to Coach Tickets ? What confirmation will I receive after making my theatre break booking? I can’t find any availability for the date I want to go to the attraction, what can I do? I can't choose the ticket price I want, why is this?