In a nutshell, the two things we've learnt are a) over the top updos are so 2011 and b) the A-list are OBSESSED with 1920s . Frankly, so are we. It is the year of Gatsby after all.
Amy Adams, Naomi Watts and Nicole Kidman opted for cute, curly crops, while Rachel Weisz and Megan Fox showed us how to tackle the 20s trend with longer hair (side-swept, thick waves will do the trick).
As for our favourite 20s tresses, Jessica Chastain had obviously heard that the side parting would be a popular choice and instead, she tackled the slightly more daring but very slick, swept-back look. Few can pull this off but trust the style icon of the moment to do just that. Top marks to that girl.
Here's a round-up of all the vintage-inspired styles from this year's leading ladies: