The new two-day event will take place from July 10th to 11th in the grounds of the castle.
On Friday July 10th Kaiser Chiefs, Professor Green and Ella Eyre will take to the stage with Saturday’s offerings featuring The Royal Philaharmonic Concert Orchestra.
Executive Producer of the festival Eric Allen said: “We’re really excited to be working in such an iconic British landmark, with fantastic talent.”
Tickets for the Friday event are priced at £45 plus booking fee and Saturday’s concert early bird tickets start at £35.
Tickets for both events are on sale now via Ticketmaster.