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Dennis a Dannedd Cyfres 1 Penodau

    Helyntion Hwchog

    Hwyl a sbri gyda'r direidus Dennis a Dannedd. Fun and games with the mischievous Dennis...

    Gwyliau Amserol

    Hwyl a sbri gyda'r direidus Dennis a Dannedd. Fun and games with the mischievous Dennis...

    Deiamwntiau am Byth

    Beth mae Dennis a'i gi Dannedd wrthi'n gwneud y tro hwn? What is Dennis and his naughty...

    Gofyn Wyf am Glon Hapus...

    Hwyl a sbri gyda'r direidus Dennis a Dannedd. Fun and games with the mischievous Dennis...