The Duchess of Cambridge's decision to join her husband at the launch of an ultra-marathon today was a surprise and her attendance was only revealed this morning.
The royal couple have lived on Anglesey for years and have always spoken of their love of the island.
William said a public goodbye a fortnight ago as he confirmed his young family would be leaving their Welsh home and moving "elsewhere" when his posting comes to an end this month, having completed his three-year tour as an RAF search and rescue helicopter pilot based at RAF Valley on Anglesey.
More top news
War veteran Paul Royle died at a Perth hospital on Sunday following surgery on a hip fracture.
So-called Corbynmania has officially reached ridiculous new heights - someone has bought a paper coffee cup used by Jeremy Corbyn for £51.
The day will get off to a bright but chilly start, with a few mist patches in rural areas. Showers will spread inland throughout the day.