Speaking with Newsweek, Samantha insisted, "How could they possibly know what's in my book if they haven't read it? Because of a title? We all know you can't judge a book by its title or cover. Most reasonable and intelligent people, across generations, will find value in my book.” It begins with my life, my family, my love of theatre and television and how I got there,” said Markle, father to Meghan and the book-writing Samantha. “Then my life with Meghan, growing up, her school days until she went off to college, and when her career began.” According to Us Weekly, Samantha accuses her half-sister of being “belittling and controlling” toward their father, Thomas Markle, while he was paying for her education. She also alleges that Meghan “changed” when she joined the royal family and their father told her “she’s not the same” anymore. According to the description of the book in its press release, she claims that when it comes to Meghan ‘things are not always as they seem’ and sometimes the ‘truth is stranger than fiction’.

The Diary of Princess Pushy’s Sister by Samantha Markle

Meghan’s father participated in a documentary about his famous daughter last year, but hopes that this new effort will provide viewers a more “complete” picture. Promising readers that the ‘truth is stranger than fiction’ she also recounts their upbringing and the rivalries between the pair when their father was still married to Meghan’s mother Doria Ragland. Samantha Markle announced plans last year for a second book which will be called In the Shadows of the Duchess.

Considering Samantha heard this “through the grapevine,” it should probably be taken with a massive grain of salt. Either way, Meghan clearly wants to keep her relationship with her father private, so moving on.

Markle’s half-sister Samantha battles reviews of her Meghan Markle’s half-sister Samantha battles reviews of her

Defending her book’s integrity to Newsweek, Meghan Markle’s half sister Samantha insisted, "The book is insightful and relatable and with so much going on in the world today I think there is something in the book for everyone who seeks truth and a sense of humanity.” She continued: "Everything the public thought was going on behind the scenes, was a social construct taken from fragments of gossip." In the dedication to the book, Samantha says that her family ‘collided with history in an unexpected but relatable way’.

Meghan Markle’s half-sister releases Samantha has released her long awaited ‘tell-all’ book (Picture: PA) He continued: “We had a good life together, up through her first marriage and her move to Canada. Then a new story begins! It’s kind of like ‘What happened to my baby girl.’”

half-sister releases ‘tell all - Metro Meghan Markle’s half-sister releases ‘tell all - Metro

Doria and Thomas went on to welcome one child together, daughter Meghan, in August 1981. Samantha, who was 16 years old at the time of her half-sister’s birth, reflected fondly on Meghan’s baby years.She writes: ‘Our lives have not always been easy, and no one is perfect. We have, laughed, agreed, disagreed, and forgiven each other, which is what makes families so special’. According to an insider, Meghan Markle is quite upset by news of Samantha’s book, but “won’t act bothered in public.” Samantha Markle, who has multiple sclerosis, also explained why she had decided to write the memoir. ‘It was a “Catch 22” situation, and as we all had bills to pay, and I am living with disability, I decided that when it was appropriate, and what I had to say seemed to have social utility, why should I not be compensated? According to the Telegraph, the Duchess has previously described claims made by Ms Markle as ‘absurd’. Close friends of the Duchess reportedly told the Daily Mail that Meghan felt she was being ‘taken advantage of’ by her sister. Samantha Markle has been repeatedly critical of the Duchess, even though they are understood not to have spoken in years.