Britney Spears' heartbreaking motive for shaving head that was kept secret for 12 years

Britney Spears shaved her head in 2007 while suffering an all-too public breakdown (Image: X17Online.com)

When Britney Spears suffered a tragic breakdown in 2007, she endured it in the most public of ways.

As the former Disney star's life unravelled over the space of 14 months, each heartbreaking step was chronicled - something that wouldn't happen now thanks to a massive shift in attitude towards mental health issues.