Lily Allen v Cheryl Cole
These Brit It girls had a falling out in 2007 when Cole labelled Allen "a chick with a dick" and Alle, with her notoriously sharp tongue responded with an 'open letter': "Taking your clothes off, doing sexy dancing and marrying a rich footballer must be very gratifying. Your mother must be so proud. Stupid b***h."
Photo by Getty Images/ Wire Images Oct 26, 2012