Hywel Gwynfryn ydi gwestai Mr Mwyn, yn hel atgofion am rai o sêr pop cynnar y Gymraeg. Hywel Gwynfryn looks back on some of the first Welsh pop stars. Show more
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Hywel Gwynfryn ydi gwestai Mr Mwyn, yn hel atgofion am rai o sêr pop cynnar y Gymraeg. Hywel Gwynfryn looks back on some of the first Welsh pop stars. Show more