Pedwar trysor cenedlaethol sy'n cystadlu er mwyn ennill 拢1K i'w hoff elusen. Broadcaster Jason Mohammad, farmer Gareth Wyn Jones, singer Non Parry & weather presenter Alex Humphreys compete.
3 o fisoedd ar 么l i wylio
50 o funudau
Gweld holl benodau Am Dro