The guessing game is finally over. The Script have been revealed as the big act for Croke Park. They'll be supported by Pharrell Williams and a number of other acts - which have yet to be named.
Tickets will go on sale next Thursday at 9am.
At the press conference they said it's the 'biggest gig' they've ever done. But they're not nervous about ticket sales ....they're nervous about the weather!
Danny O'Donoghue says its been a long time ambition: