The shortened form of Patrick, is "Paddy," not "Patty," a popular nickname for Patricia.
“Please share this simple message with your friends and relations in the United States and Canada,” the airport's Facebook message read. “Using the power of your network, hopefully we can banish the scourge of St Patty once and for all.”
They also made a video about it:
Celebrity Families of 2014 [PHOTOS]