Griff Rhys Jones is searching for that Welsh part of himself that he has felt ever since being forced to sing in the choir in church and pack down forthe school first XV, all in suburban Essex.

Join Griff on his journey through Snowdonia, Anglesey, the Gower, mid Wales, Brecon, Pembrokeshire, north Wales and Monmouthshire. Packed with all manners of weird, wonderful and enlightening facts, you'll learn as much about Wales as you do Griff.

'I am going out on the road to search for my Celtic roots and explore 'the land of my aunties'. The language, the landscape, rugby, dogs, legends, botany, wildlife, furniture and a bit more on the side: I looked into them all and here are the results...'

But is Griff Rhys Jones Insufficiently Welsh?