Russell Crowe says he decided to invest in a Donegal alcohol firm after saying he was attracted to its "fantastic" origin story.
The Hollywood star, Ronan Keating and Ryan Tubridy are among those supporting The Muff Liquor Company, based in County Donegal.
Potato farmer Philip Bonner started it up years ago by trying out his homemade vodkas and gin with his friends.
It's recently signed a distribution deal for the US market.