The Summer's Hottest Haircut: Dianna Agron's "Shab"

It's been a few months now since a slew of celebs likeJennifer Aniston and Brooklyn Decker traded their long locks for short crops. And now the fall is right around the corner, some stars are in the awkward in-between stage as they decide whether or not to keep their lobbed-off strands or grow them out.

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Enter the "shab," as Dianna Agron's hairstylist Giannandrea calls it. The Glee star, 25, who debuted a chin-length cut back in March, stepped out at the Glee: The 3-D Concert Movie premiere in L.A. on August 6, with a refreshingly cool 'do.

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Here, her stylist tells Us Weekly how she gave the Glee actress' tresses an edgy upgrade.

"My inspiration was British rocker-sexy-messy," celebrity stylist Giannandrea explained to Us. "I started with her hair wet and then razor cut her bob into a more playful 'Shab' -- it's a progression of the bob, but it has more life and does much more when you style it.