Deadmau5 has been announced as the headline act for the One Day gig at Live At The Marquee.
Last year's One Day saw a mini-festival style of concert featuring Gorgon City, Sonny Fodera, Route 94 and Waze & Odyssey.
Deadmau5, who is one of the biggest names in dance music, is the first of more acts to be announced for the concert happening on Friday June 19th 2020.
Tickets for the gig will go on sale on Thursday February 13th at 9am from all Ticketmaster outlets and www.ticketmaster.ie