A potato posted with a Royal Mail stamp on it from England arrived in one piece at an address in Northern Ireland. The lonely Maris Piper spud turned up at the home of the Bradley family in Londonderry on Saturday, reports the BBC, with nothing but the stamp and their neatly written address on it. There was a message too – explaining why the potato, a traditional staple of the Irish diet – had been sent on the nearly 300-mile journey across the Irish sea. Dermot Bradley’s sister-in-law Edel, from Birmingham, had sent the vegetable as a thank you, to mark her appreciation for his help in organising her potato-themed big day which had taken place in Northern Ireland. The postie said that in 14 years that was the most unusual delivery he ever made. More