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Houston died on the age of 48 in 2012
A brand new documentary about late singer Whitney Houston alleges that her cousin, Dee Dee Warwick, s3xually abused her.
Houston's half-brother Gary Garland-Houston and her assistant, Mary Jones, each made the claims towards Dee Dee, who died in 2008.
The film, Whitney, is directed by Scottish filmmaker Kevin Macdonald.
Dee Dee Warwick is the youthful sister of soul singer Dionne Warwick and was the niece of Houston's mom.
Whitney debuted in Cannes on Wednesday evening.
The Warwick household has been contacted for remark by the BBC.
Houston, who offered tens of millions of data and had hits with songs like I Will Always Love You and I Wanna Dance With Somebody, died in 2012 on the age of 48.
She drowned in a tub in a lodge and the coroner dominated that cocaine use and coronary heart illness have been elements in her dying.
Houston ended her risky 15-year marriage to singer Bobby Brown in 2007.
Their daughter, Bobbi Kristina Brown, died at a hospice in 2015 on the age of 22, six months after she was discovered unresponsive in a tub.
Film author and producer Kaleem Aftab was amongst these to reward the film.
So Whitney by Kevin Macdonald is approach higher than the Nick Brookfield doc with some nice anecdotes and a story of abuse that scarred her life however structured in acquainted documentary type with speaking heads et al
— Kaleem Aftab (@aftabamon) May 17, 2018
But he added a word of warning.
Never certain what to assume when accusations are made about individuals who haven't any likelihood to defend themselves. Not that I doubt the substance of the accusations in #Whitney however film hangs on this story of abuse! #whitneyhouston
— Kaleem Aftab (@aftabamon) May 17, 2018
Fellow author Ali Benz was additionally a fan.
The quantity of revelations displayed in Kevin Macdonald’s WHITNEY is nerve-racking. So good. #Cannes2018
— Ali Benz (@Alibenzkr) May 17, 2018
Owen Gleiberman, film critic at Variety, wrote: "We don't necessarily need another documentary to remind us of what a powerful and transformative singer Whitney Houston was. Whitney does something more essential: It plunges into the 'Why?' and comes up with a shatteringly convincing answer."
Tom Grierson, writing in Screen Daily, wrote: "Whitney is strongest when it connects Houston to the larger history of Black America, illustrating how this glamorous performer grew up in poverty and never entirely escaped the obligation of helping to pull up her underprivileged family members."
The Times's Ed Potton gave it a four-star overview whereas The Telegraph's Tim Robey was extra lukewarm, giving it three stars and writing: "The film is oddly unmoving as a memorial, but as with Amy Winehouse, it inspires a collective mea culpa for the feeding frenzy of public judgement that only turned to sympathy when it was far too late."
David Rooney, a critic for The Hollywood Reporter, wrote: "It's a riveting narrative, and even those not among Houston's more passionate fan base will find it an emotionally wrenching experience."
Whitney can be launched in UK and US cinemas on 6 July.