First broadcast: on BBC Radio CymruLatest broadcast: on BBC Radio Cymru
Rhodri Ogwen Williams a'i griw â golwg hwyliog ar Bencampwriaeth y 6 Gwlad, wrth i Gymru ddechrau'r ymgyrch dros y dŵr yn Iwerddon. A light-hearted look at the Six Nations.
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