Britney Spears finishes 'brutally honest' memoir on conservatorship and career.

Freelance Reporter Alison Jones 

Popstar Britney Spears has reportedly finished writing her memoir, having confirmed previously on social media  that she had written three versions of the long-awaited book.

Spears now 41, has finished her long-awaited memoir, with the book reportedly telling the "brutally honest" story of the singer's turbulent life - and her heavily documented conservatorship.  

According to a source, the book will be released in the Autumn , with insiders describing the manuscript as "inspiring" and a "ground-breaking best-seller.

The same source confirmed: "Britney’s book is a story of triumph. It will cover her most vulnerable moments, her childhood – being a little girl with big dreams – her break-up with Justin Timberlake, the moment she shaved her head, and her battle with her family over her conservatorship." 

They added the book will be a "story of survival" after fighting for her legal freedom, and finding happiness with her husband, Sam Ashgari.  The publication claimed the Toxic hitmaker has been working with ghostwriter Sam Lanksy, an acclaimed novelist and journalist who has written for The Atlantic, New York Magazine and Time