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VIDEO ARCHIVE: Imelda May belts out haunting rendition of Amhrán na bhFiann ahead of McGregor v Mayweather
There may have been some empty seats at the T Mobile Arena due to the extortionate ticket prices, but Ireland's Imelda May stirred up the atmosphere with a haunting rendition of Amhrán na bhFiann ahead of Conor McGregor's boxing match with Floyd Mayweather.
