Author: David Roberts; Welsh Adaptation: Gwenno Mair Davies.

Series: Tudur Budr.

A Welsh adaptation of Dirty Bertie: Bogeys! Tudur Budr, bribed by his mum to stop picking his nose, gets more than he bargained for with a magic trick and drives a museum potty on a school outing.

Awdur: David Roberts; Addasiad Cymraeg: Gwenno Mair Davies.

Cyfres: Tudur Budr.

Mae Tudur Budr, magned trwbwl mwya budr y byd, mewn helynt unwaith eto ac yn mynd i drafferthion wrth drafod baw trwyn y tro hwn. Dyma ychwanegiad llawn hiwmor i'r gyfres boblogaidd.