Happy Memorial Day! The heat is on! But don't let summer's warm temperatures overheat your makeup routine. Celebrity makeup artist Kimara Ahnert, who has worked with gorgeous ladies Gwyneth Paltrow, Catherine Zeta-Jones, Brooke Shields and Christie Brinkley, shares her tips for making sure your makeup doesn't melt no matter where you are...whether it's a poolside cocktail party or on a red carpet!