The following is a guest post from our friends at POPSUGAR Fashion.

Oh, have you met the seasoned BFF of street style stunners Cara Delevingne, Emily Weiss, Jourdan Dunn and Leandra Medine yet? We're talking about the beanie! After seeing its form-meets-function stylishness all over Fall 2013 Fashion Month, we're looking forward to upping our beanie game now that the weather has turned chilly (almost overnight). Visit POPSUGAR Fashion to pick up a few all-important beanie dos and don'ts now!

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