Grandson Taj Jackson, son of Tito Jackson, emphasized, “Joe was loved by our ENTIRE family and our hearts are in pain. Let us grieve without the nastiness. #ripthehawk,” in a tweet.

The Jackson family have slammed the documentary and the singer's nephew Taj Jackson has since launched a campaign to fund the family's own documentary to counteract the claims.

Michael Jackson with Frank Cascio (2nd from right) in London. After growing up with Michael around, Cascio eventually went to work for the star as a personal assistant. PA Images via Getty Images ...