Sion Goronwy, y baswr o'r Bala, ydi'r gwestai pen-blwydd. Bass singer Sion Goronwy is Dewi's birthday guest. Show more
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Sion Goronwy, y baswr o'r Bala, ydi'r gwestai pen-blwydd. Bass singer Sion Goronwy is Dewi's birthday guest. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
