The series finale opened with a shot of a sign posted on the couple's property declaring, "No film crew or production staff from TLC is permitted on this property under penalty of Trespass, " signed by Jon.

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After pouring millions of dollars (he won't say how many) into the property, housing a construction crew on the island when bad weather made getting back impossible and making multiple trips to the National Archives to comply with historic building standards, he says he'd do it all again.

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Meanwhile, six firefighters from Tenby, Pembrokeshire, were sent to Caldey Island by boat to assist a volunteer crew of islanders tackling flooding at one property.

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