From red carpet events to a casual lunch with friends, there were seriously delicious bags in tow this Summer. Celebs know just as well as we do that switching up your handbag may just be the boldest way to change up your look. It's a statement-making accessory that draws the eye and says a lot about your personality. Worn leather satchels, like Nicky Hilton's Balenciaga scream effortless cool; sophisticated totes like Sienna's YSL are a favored celebrity luxury, and Rachel Bilson's ladylike Chanel 2.55 is a coveted classic. Every bag of choice helps to hit that pitch-perfect styling note on each of these celebrity looks. Click through for 20 of our favorite celebs toting their fabulous Summer arm candy.