Ar ddiwrnod pen-blwydd Radio Cymru'n 40 oed, mae Gwyn Llewelyn yn un o westeion Aled. Broadcaster Gwyn Llewelyn is one of Aled's guests on Radio Cymru's 40th birthday. Show more
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Ar ddiwrnod pen-blwydd Radio Cymru'n 40 oed, mae Gwyn Llewelyn yn un o westeion Aled. Broadcaster Gwyn Llewelyn is one of Aled's guests on Radio Cymru's 40th birthday. Show more