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Christina Aguilera

October 27, 2012: Christina Aguilera and her boyfriend Matthew Rutler show some PDA while posing for photos sporting Halloween costumes outside Christina's home in Los Angeles, California. Mandatory Credit: INFphoto.com Ref: infusla-34|sp|

Celebs in Disguise

Stars including Christina Aguilera, Ryan Seacrest, Julianne Hough, and Kim Kardashian get into the Halloween spirit.