David Walliams and Simon Cowell argue about their dogs' talents | Britain's Got More Talent 2014

The ever-competitive Judges argue about whose dog is the most entertaining. Simon's convinced Squiddly and Diddly have the edge over David's mutt Bert. See more from Britain's Got Talent at http://itv.com/talent SUBSCRIBE: http://bit.ly/BGTsub Facebook:   / britainsgottalent   Twitter:   / gottalent