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Kim Kardashian and Jessica Alba are bringing back this iconic 60's hairstyle

Forget midi ponytails and super-slicked, nape-of-the-neck knots—this summer's most palatable updo is all about buoyancy. Whether worn partially pulled back or entirely tied-up, high-slung sensibilities and a luxuriously extended fallout transform would-be casual moments into glamorous affairs, and call to mind an iconic beauty moment of yesteryear: Barbara Eden's role in '60s sitcom I Dream of Jeannie.