LONDON, ENGLAND - MAY 05:  Betty, a Teacup Chihuahua is dressed up as the character Princess Leia from the film Star Wars on May 5, 2013 in London, England. Enthusiasts gathered at the Picture House in Stratford to parade their dogs dressed up as famous Sci-Fi characters as part a London-wide event called Sci-Fi London.  (Photo by Jordan Mansfield/Getty Images)