Todd, who was arrested for driving drunk in 1986 used cocaine a lot and was 'on the end of a straw plenty,' according to a long-term associate quoted in the book.
Joe McGinniss, 68, has written several political books including works on former president Richard Nixon and on Alaska.
In 1983, his take on the notorious Jeffrey MacDonald murder case led him being sued, with MacDonald alleging McGinniss made him believe he was on his side before slamming him in the book.
A former mayor of Wasilla before she became governor of Alaska, Palin stepped down after the Republican defeat in the presidential election.
And she has faced accusations by the father of her daughter's child, Levi Johnston, that she wanted to keep Bristol's pregnancy a secret and adopt the child herself.
The teen dances to the tune before hitting one breast after the other in quick succession in time with the beat of Undercover Martyn by Two Door Cinema Club 'The worst part is that this didn't seem out of pocket to her.
There have also been frequent rumours that she is set to divorce her husband Todd, which have always been denied.
Aiden Ridings, 17, filmed the video with his mother for social media last week in a wild attempt to gain more Tik Tok followers While the Western Australian diesel mechanic later deleted the footage, it was re-posted on Twitter and has been viewed more than four-million times.