Ifan Davies a Siân Adler yn gofyn cwestiynau am... cerddoriaeth bop! Y Preseli a Bro Myrddin sy'n cystadlu! Preseli and Bro Myrddin compete in the annual pop quiz for schools! Show more
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Ifan Davies a Siân Adler yn gofyn cwestiynau am... cerddoriaeth bop! Y Preseli a Bro Myrddin sy'n cystadlu! Preseli and Bro Myrddin compete in the annual pop quiz for schools! Show more