Celeb Double Takes!

From Neil Patrick Harris and Jon Hamm to One Direction and Beyoncé, compare these stars to their wax look-alikes

GWEN STEFANI

Who's who? "That is so weird," the No Doubt rocker told friends when her ab-tastic look-alike was revealed in September 2011 at Madame Tussauds, inside The Venetian hotel in Las Vegas. "I can't believe it."