Spring Beauty Do's & Don'ts

Get the lowdown on the must-have looks of the season from PEOPLE's beauty expert. By Serena Kappes

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TREND: SOPHISTICATED PONYTAIL

DO: Go fuss-free (like Keira Knightley and Sheryl Crow), but for a finishing touch, "wrap your hair around the elastic to cover it," says Gage.

DON'T: Use it as an excuse to be lazy – pull your tresses back carefully.