"She very well could be (going down the wrong road) because she's hot-headed too... I heard it (the rumours) but I can't get her on the phone and talk to her. You know how kids are; she's 19, she think she knows everything." Soul singer Cissy Houston has real concerns about her granddaughter Bobbi Kristina Brown amid reports suggesting she is still struggling to cope with the death of her mother, Cissy's daughter Whitney Houston, a year ago (Feb12).