Kate Waterhouse and Kate Bosworth
Toppling straight off the runways comes a powerful new hair trend: the top-knot bun.
The effortless knotted 'do has climbed it's way to the pinnacle of the A-list and we're seeing the likes of Victoria Beckham, Jessica Alba, Sienna Miller, Kate Bosworth and even our very own Kate Waterhouse rock the trend.
Recently Kate Bosworth pulled off an elegant ballerina take on the trend while Waterhouse upped the ante of the look opting for a slicker neat knot with height.
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Take-home tip: Don't try the top knot if you've got short hair — you'll end up with nothing more than a nubbin.
