Continuity mistake: When Terry MacNamee is talking to Father Ted on the phone on the island, his tie is blown over his shoulder. After a cut to Father Ted, his tie is hanging straight. After another cut, it is back over his shoulder again.
Continuity mistake: Immediately before Ted and Dougal enter the fortune teller's tent, there is a scene which appears to have been shot much later in the day than those on either side - it's almost night time.
Chosen answer: It's characteristic of someone putting on a fake Irish accent.