It never ceases to amaze us how often and how drastically celebs change their hair colour. If you're Lily Allen, then it's about five times in one weekend, but then she was wearing wigs. Britney's opted for the dye bottle instead, taking her trademark blonde locks back to dark brown. She was snapped with the new do just yesterday in California. So, are you a fan of brunette Britney, or should she have kept the blonde we all know and love? Vote below.
Who's ditched the blonde?