The World Bonnag Championships will take place at St James schoolrooms in Dalby at 7.30pm on March 28.
The prestigious annual event attracts contenders vying for titles in three categories: men, women and children aged three to 12.
The Isle of Man Buttermilk Trophy will be presented to the overall winner and world champion.
This year there will also be a new professional category for cafes, caterers and bakers to see if their bonnag will receive the Dalby certificate for Manx authenticity, with an overall champion chosen.
Tickets are £7.50, which includes supper. Call 834768 for more information.
Other Dalby events are a night showcasing photography of wildlife and landscapes of the Falklands and South America on March 15 (call 844031), and music from The Shenanigans Banned on April 5 (call 834768).