It's that time of year when we seem to have hats on the brain. The Kentucky Derby and Nashville's Steeplechase are right around the corner and music festival season is offically upon us. Has anyone been watching Coachella's YouTube channel this weekend? This week, Mizzie and Sierra from The Lookbook style Tarnish's adorable straw boater hat. Click the photos below to see what other items they used to style their sets.