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Exclusive 1st Look: Banana Republic Goes 'Mad':

Chic and Classic

Mad Men returns to AMC on March 25 and Banana Republic is once again teaming with the Emmy juggernaut to ensure everyone will be able to wear brand new retro-inspired ensembles to their theme parties!

Mad Men ending revealed!

And now you can get an exclusive sneak peek at the collection, only on Insider.com!

These two sketches, created by Banana Republic Creative Director & EVP Simon Kneen in conjunction with the show's costume designer Janie Bryant, served as the inspiration for the Banana Republic Mad Men spring collection.

Both silhouettes pictured below were created in different colorations in the final collection. The dress on the right served as the jumping off point for the pink "Betty" dress.

For more on Banana Republic's Mad Men Collection, in stores and online March 1, click here!