Griff Lynch a Siôn 'Maffia' Jones yn cyfarfod â cherddorion i jamio a sgwrsio. Griff Lynch and Siôn 'Maffia' Jones shed some light on what makes a musician tick.
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Griff Lynch a Siôn 'Maffia' Jones yn cyfarfod â cherddorion i jamio a sgwrsio. Griff Lynch and Siôn 'Maffia' Jones shed some light on what makes a musician tick.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
