TMZ may collect a share of sales or other compensation from links on this page. The weather's warming up and there's nothing worse than stepping out of your front door and immediately sweating off your makeup. Don't get caught with mascara dripping down your face this summer. Instead, make sure you prep your skin to face any conditions, like unexpected humid weather or all day trips to the beach. From the right primer to setting sprays that really work, we've gathered up makeup essentials that'