The BBC will be recording One Man and His Dog at Castle Howard on Saturday/Sunday the 19/20th July.
The public are very warmly invited to come along to watch on Saturday from 2pm till 5pm and on Sunday from 10am til 5pm.
There will be three teams of sheepdog triallists led by three celebrity team captains one of whom will be Ben Fogle.
The presenter will be Clarissa Dickson Wright, originally one of BBC 2's Two Fat Ladies and now presenter of Clarissa and the Countryman.
The expert and commentator will be Gus Dermoddy.
There will be rounds with one dog and two dogs where the sheep will be herded around the One man and His Dog course.
There will also be a Driving competition which will give an idea of a border collie's work on a farm.
The competition will be held on the field between the Temple of the Four Winds and the Mauseleum giving visitors the rare opportunity to view the spectacular Howard family Mauseleum at close quarters.
The second day will finish with prizegiving for the winning team and the highest individual score