How many years has the 'World's Ugliest Dog' contest been around? How many contestants did it attract this year?
World's Ugliest Dog' contest been around for 26 years.

how did this year's winner Peanut get his 'ugly' looks?
badly burnt in a fire which caused him to lose his lips, most of his body hair and eyelids. As a result, his eyes constantly water.

What is the organizer's main purpose for organizing this unusual competition?
confirm they are happy and well-taken care of.