Nigel Blackwell, prif leisydd y grŵp roc Half Man Half Biscuit, yw gwestai Mr Mwyn. Nigel Blackwell, Half Man Half Biscuit's lead singer, joins Mr Mwyn. Show more
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Nigel Blackwell, prif leisydd y grŵp roc Half Man Half Biscuit, yw gwestai Mr Mwyn. Nigel Blackwell, Half Man Half Biscuit's lead singer, joins Mr Mwyn. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
