Between the nonstop shows, the potential for inclement weather, and a party schedule that can make you tired just looking at it, fashion week is an incredibly grueling seven days—no matter who you are. From makeup artists and designers to front-row regulars and street-style hopefuls, everyone needs a little pick-me-up when the Fall collections descend upon New York. Here, ten of our favorite insiders open up their makeup bags to reveal the beauty essentials that help brighten up even the darkest moments.