The show is in partnership with Amazon and is titled 'Amazon Front Row Live: The Secret Show'. It was also revealed that the show would be happening on Saturday 16th May, but the venue has not been disclosed yet. It has been stated that a number of tickets will be available for festival attendees on the day of the show, at a secret venue. You can register below to get the announcement of the venue as soon as it is released, in a chance to grab some tickets.
The Great Escape's website says the following:
"Tickets will only be available on a first come, first serve basis. A maximum of 1 ticket per person will be released from the secret location on the day, so make sure you tell your friends to register now too. Registration is open for a limited time only, closing at 12pm on Friday 15th May 2015, or when the last available registration space is filled.Please note that there will be no tickets available at the venue of the Secret Show."
You can register for the latest announcements on the show here.