We all know that beneath every mild-mannered gransnetter lies the spirit of a younger, and perhaps wilder you - so we're asking what thing from your past your family or friends might be surprised at.
Whether it was that short stint as a rock groupie, being arrested on a CND rally, or even sporting a punk haircut and being expelled from school for it - L'Oreal would love to hear about them.
Take a look at L'Oreal's video and see what other surprises people have in their pasts:
Watch YouTube Video
Everyone who adds a comment to this thread will be entered into a prize draw where one winner will receive a fabulous goodie bag full of L'Oreal must-haves worth £200.
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