Men's Health mag credits Katy Perry's pipes and chest for helping her earn the title of the Hottest Woman of 2013! From Teenage Dream to her Sesame Street scandal everything this girl touches turns to fireworks! Any guesses on which Hollywood hotties round out the top five? One lady has got a thing for Mad Men, and another was named the mag's hottest woman of all time! Tune in to find out who made the cut! italicize: Mad Men, Men's Health, Sesame Street and Teenage Dream
