Share 'Irish Wedding Songs'

Hello, greetings from Pittsburgh, Pennsylvania, USA. My name is Michael Moran, I have been tasked to sing a cappella at a friends wedding. I have a true tenor's voice and a wide range from singing in bands that usually perform the songs of Sinatra, Crosby, etc... or rock and folk. While I have decent knowledge of Irish music, and listen religiously to liveIreland streaming on my iTunes, I can't…