United Kingdom, Aug. 21 -- Wynonna Judd's daughter has hit out at the singer and insisted she "was never a mother".

Grace Kelley has accused her former stepfather D.R. Roach - who married Wynonna in 2003 and filed for divorce four years later after he was charged with sexual battery against an unnamed minor - of abusing her and her mom of using her wealth to "cover it all up".

Grace - whose father is the 61-year-old singer's first husband Arch Kelley III - alleged the country star only took action when her spouse's arrest became public knowledge.

Speaking to The Daily Progress, she revealed herself as the victim for the first time and said: "When they found out in counselling what he had done to me, they're like, 'Wait a minute. We're ...