The interview was recorded in January.
Westmeath's Niall Horan is set to appear on tomorrow night's Late Late Show.
The Mullingar singer recorded the interview with Ryan Tubridy when he was in Ireland last January.
He says he will be chatting about his new album Heartbreak Weather and performing a few tunes.
The former member of One Direction is currently in the US co-hosting James Corden’s Late Late Show.