Transformation

Blake Lively's mane might just be a national treasure. "The girl was blessed with beautiful locks," Gossip Girl hairstylist Jennifer Johnson has said. Naturally thick and glossy, a regimen of frequent trims and fresh layers keep the star's waist-length hair bouncy and free of split ends. With that kind of crowning glory to protect, no wonder Lively has said, "My best friend on set is probably my hairstylist!"

Lively's locks have always attracted attention—check out those ringlets!