Emma Watson Premiere Fashion: What's Her Best Look?

While readers continue to debate whether Emma Watson looks better with short or long hair, the movie star has given fans more to debate.
Over the last few days, the actress graced the red carpet at a pair of Harry Potter and the Deathly Hallows premieres; first in London and then, last night, in New York City.
Watson donned a couple contrasting dresses for the events, rocking a sheer, short, sexy outfit in Great Britain and then changing into a more conservative, longer gown when she flew across the Atlantic. Compare the looks below: