[Michelle Obama] [Richard Gere, Julia Roberts via] [Matthew McConaughey, Kate Hudson via]

With the holiday season in full swing, we could all do with a little extra party dress inspiration. Who better to turn to than some of history's most iconic ladies? From Oscar gowns to wedding gowns, these dresses have all had a major impact on the fashion world in one way or another. Click through for 10 of our favorite looks in history, and let them serve as your party dress guide this season.