I always wanted to feel free.''I think I've learnt my lesson now and enough is enough.'Britney believes she is still being forced to 'pay' for her well-documented meltdown.
For The Record will be screened on Sky 1 on December 1st - a day before Britney's 27th birthday and her sixth studio album Circus is released.
Spears has been married twice before: to Jason Allen Alexander, famously for 55 hours before the union was annulled; and to Kevin Federline for three years from 2004.
Britney Spears looked sensational as she was spotted frolicking on the beaches of Hawaii after concluding her extremely successful Las Vegas residency.
Over the next two years, the singer steadily progressed from hard-partying to a session in rehab to shaving her head and was hospitalised twice for psychiatric evaluation earlier this year.
'I never wanted to become one of those prisoner people.
The pop princess has been living up her Sin City retirement alongside her sons, as was evident by her Instagram post on Wednesday.
The photo showed her in a pool with her beaming boys.
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