The countdown is on ahead of Oasis taking to the stage in Croke Park.
The Gallagher brothers will play two sold gigs tonight and tomorrow.
160 thousand people are expected in the venue over the next two days, with gates opening at 5pm this evening.
The band will be supported by Cast and Richard Ashcroft.
Met Éireann is forecasting sunny and hot weather, as temperatures are expected to be well into the 20s today.
People are being advised to use public transport where possible.