According to the “Ugly Christmas Sweater Party Book: The Definitive Guide ... from my daughter at her school’s ugly sweater contest to office workers at their end of year party.

From Beyoncé to Bill Cosby, no one escapes the charm of the hideousness of Christmas ugly sweaters. The sweater has even graced numerous fashion shows, including the 2011 Dolce & Gabbana ...

Some holiday sweaters are so bold and over-the-top that they're ugly, and in this instance ... If you want to bring gifts to this year's party, the Christmas stocking sweater from Tipsy Elves ...