David Walliams is a doting father to son Alfred, eight, but he is also the owner of two pet pooches, Bert and Ernie, and on Thursday he delighted fans with a stunning photo of them.MORE: David Walliams sparks reaction in photo with beautiful female friendIn the black-and-white shot, the Britain's Got Talent judge cuddled up to his dogs while sitting on the stairs at his beautiful London home.