Around 100 guests were invited, including director David Lynch, Lisa Marie Presley, Keanu Reeves and Sharon and Ozzy Osbourne.
Last night, a passenger at Shannon Airport, about 90 minutes drive from Kilsheelan, admitted they were stunned to see Manson. He said: "It's good for the area he's picked here to get married and we wish him and his bride well."
Ollie Magher, who runs Kilsheelan's post office, added: "It all happened so suddenly. They weren't supposed to be getting married until January.