She grew up at Jacko's Neverland ranch with older brother Michael Jr - nicknamed Prince and also Debbie's son - and younger brother Prince Michael II
, known as Blanket.
Experts have described the four-minute films by Prince Michael II
, who would be 12 next month, nicknamed Blanket, as "deeply disturbing.
His book, The Last Tsar: Emperor Michael II
is the sequel to Michael and Natasha: The Life and Love of Michael II
, the Last of the Romanov Tsars, a book which he co-authored with his wife, Rosemary.
The 54-year-old singer said that Michael's children Prince Michael, Paris, and Prince Michael II
are adjusting well to life without their father, who died in 2009.
Brookfield, along with her three step-children, Michael II
of Myrtle Beach SC, Felisa Andross of Ludlow and Tahirih Doniger of Tampa, Fl.
Jackson, who died aged 50 last June of an overdose of powerful medications, went to great lengths to keep Prince Michael, 13, Paris, 12, and Prince Michael II
, 8, out of the public eye, even making them cover their faces when out.
The King of Pop's children, Prince Michael, 12, Paris, 11, and Prince Michael II
, seven, have been looked after by Katherine Jackson since their father's death at the age of 50 in June.
Prince Michael, 11, Paris Michael Katherine, nine, and Prince Michael II
(known as Blanket), seven, have been living with their grandchildren at the Jackson family home in the San Fernando Valley since Katherine Jackson was named the children's permanent guardian.
The 79-year-old has been caring for Prince Michael, 12, Paris, 11, and seven-year-old Prince Michael II
since the singer's death on 25 June.
Under the ruling, Katherine Jackson, 79, will now be responsible for 12-year-old Prince Michael, 11-year-old Paris Michael and Prince Michael II
His third child, seven-year-old Prince Michael II
, known as Blanket, was born to a surrogate and the mother's identity has never been revealed.
Tito Jackson said the children all bore a family resemblance, with Blanket - whose real name is Prince Michael II
- having the same eyes as the singer.