Megan Brainard holds her bulldog Zsa Zsa at the World's Ugliest Dog Competition during the Sonoma-Marin Fair in Petaluma, Calif., on June 23, 2018.none
This is an undated image of Martha the Neopolitan Mastiff who was crowned "World's Ugliest Dog" at the Sonoma-Marin County Fair on June 23, 2107.none
SweepeeRambo undergoes a vet check before competing in the World's Ugliest Dog Contest at the Sonoma-Marin Fair on Friday, June 26, 2015, in Petaluma, Calif.none
Quasi Modo wins top honors in the World's Ugliest Dog Contest at the Sonoma-Marin Fair on Friday, June 26, 2015, in Petaluma, Calif.none
Peanut, a two-year-old mutt is held by Holly Chandler, the owner after winning the World's Ugliest Dog Contest, at the Sonoma-Marin Fair in Petaluma, Calif.none
Mugly, the winner of the 2012 World's Ugliest Dog contest appears in this undated file image.none
Walle, 4-year-old mix of beagle, boxer and basset hound, celebrates after winning the 25th annual World's Ugliest Dog Contest on Friday, June 21, 2013, in Petaluma, Calif.none
Yoda greets fans following her victory at the 2011 World's Ugliest Dog Contest on Friday, June 24, 2011, in Petaluma, Calif.none
Kathleen Francis, of Clearlake, Calif., clutches her purebred Chihuahua "Princess Abby" after winning the World's Ugliest Dog Contest, in Petaluma, Calif. on Friday, June 25, 2010.none
"Pabst" competes in the World's Ugliest Dog Contest at the Sonoma-Marin Fair in Petaluma, Calif. The toothy 4-year-old Boxer mix won top honors on Friday, June 26, 2009.none
Gus, a pedigree Chinese Crested from St. Petersburg, Fla, competes in the 2008 World's Ugliest Dog Contest held at the Sonoma-Marin Fair in Petaluma, Calif. Friday June 20, 2008.none