Dewch i 'nabod y Dyn Dweud Drefn. Mae sawl person i'w ddwrdio bob dydd am ryw hafoc neu gilydd. Gwyliwch chi eich hun, neu mi fydd y Dyn Dweud Drefn ar eich ôl!
An original, illustrated book for young children about the man who is giving somebody a telling off daily. But make sure you behave, or he will be after you!
