You mutt be joking! Meet the contestants for the 2017 World's Ugliest Dog contest
Owners will be hoping to take home the $1,500 first prize in Friday's competition at the Sonoma-Marin Fair
Erin Post, CEO of the Sonoma-Marin Fair, said: 'We're proud to celebrate all dogs and pets'
In order to be crowned the winner, though, the selected pooch must undergo strict judging criteria