05/10/2010 14:24 BST | Updated 22/05/2015 10:12 BST

Battle Of The Bobs: Keira V Lily

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This week, with their elegant chin-length bobs, both Keira Knightley and Lily Allen have had women the nation over wondering whether it's finally time to take the plunge and go for the chop.

While there are subtle slight style differences with Keira opting for a one-length cut and sleek side part in contrast to Lily's blunt brow-skimming fringe, they've both stuck to the 'new bob' golden rules: Short, sharp and totally chic.

Whose bob do you prefer?