Paul McCartney's wife Heather Mills is to share her wisdom on health and lifestyle techniques by writing a self-help book.
The former model is convinced she possesses the right experience to teach women how to diet and keep in shape via nutrition and exercise like yoga.
Heather is also expected to include details of her life with the Beatles legend in the upcoming tome.
A pal says: "People are interested to know about her life married to a billionaire former Beatle."