Twelve contenders vied for the title of the World's at the Sonoma-Marin Fair, in California.

Organisers said winners were often that had been abandoned or neglected before being adopted by people who love .

In this, the 20th year of the contest – there was fierce competition.

A popular seemed to involve a lolling tongue, offset by flyaway strands of hair.

Crested dogs dominated the line-up.

The overall winner was a named – a three-legged, one-eyed cancer sufferer.

His owners plan to use their prize money to pay for Gus to have cancer treatment.