Check it out: two polished, structured, dresses with two totally different hair looks. But there’s a theme. Both ‘dos are about control and shine. There’s no hippie-chick tendrils — or even a single flyway. The key to recreating Kristin Cavallari’s glamazon pony is to do a sleek blowout (use hair oil, or shine serum, then aim the blow dryer’s airflow toward the back of your head). Add a bump of volume on top with some teasing, gently smooth over the top of the tease with a boar-bristle brush, create the pony, and you’re all set.

Eva’s ladylike do is salon-only (so make an appointment and take this pic with you). The way it’s rolled on the side makes it fun and flirty, not old lady. “Eva’s dress has a lot going on in front, so you need to have the hair up neatly,” Nerizagal says.