By InStyle Staff
Updated Jul 22, 2012 @ 9:00 am
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Getty Images (4); Tsuni/GammaUSA

One of young Hollywood’s hottest events happens tonight—the Teen Choice Awards! To celebrate, we’re taking a look back at the styles stars like Rachel Bilson, Zoe Saldana, Taylor Swift, Blake Lively, and Selena Gomez worked on the blue carpet at last year’s ceremony. Click through the gallery to see what they wore, and catch the event at 8/7c on Fox.