This Oct. 28, 2011, photo provided by The Jet Set Pets shows Kelly E. Carter, founder of The Jet Set Pets, posing with her longhair Chihuahua, Lucy, at the Ritz-Carlton, Laguna Niguel i

 

              This Oct. 28, 2011, photo provided by The Jet Set Pets shows Kelly E. Carter, founder of The Jet Set Pets, posing with her longhair Chihuahua, Lucy, at the Ritz-Carlton, Laguna Niguel i
This Oct. 28, 2011, photo provided by The Jet Set Pets shows Kelly E. Carter, founder of The Jet Set Pets, posing with her longhair Chihuahua, Lucy, at the Ritz-Carlton, Laguna Niguel in Dana Point, Calif. Travel for humans during holidays is tough enough: Long lines, crowds everywhere, extra bags full of presents. Throw a pet in the mix, and it's a recipe for disaster. "Some dogs don't like to travel, some love it," she said. "You have to know your pet." (AP Photo/The Jet Set Pets, Regina DiMartino)