If you feel like the bobby pin is nothing new, you're right. It's the staple of all hairstyle staples, a versatile little tool that helps create a look from start to finish—and saves the day when a 'do falls flat or loses its edge. But sometimes, even the simplest hair accessory can cause a quandary: You've got a bunch of bobby pins, now what do you do with them? In keeping with our running DIY theme, and to help solve any bobby-pin predicaments, we tapped one of our fave hairstylists, Bethany Brill, and tried out these three super-cool and easy-to-replicate hairstyles using the one-and-only bobby pin. Get ready to experiment with criss-crossing, go for a retro-inspired roll, or try a particularly epic pompadour. In a word: inspiring.