07/03/2012 10:40 GMT

Bobbi Kristina Comforted By Oprah Winfrey In First Glimpse Of Interview For US Viewers (PHOTOS)

Whitney Houston’s daughter, Bobbi Kristina, has been seen by television viewers in the US, in a trailer for her forthcoming tell-all interview with family friend Oprah Winfrey.

Bobbi Kristina is set to speak publicly for the first time since her mother’s death during an upcoming episode of Winfrey’s Next Chapter, to be aired on American TV on Sunday.

A trailer for the for the episode has been aired online, showing Oprah comforting the 18-year-old as she shares personal memories of her mother.

The programme, which comes a month after the star's death in a Beverly Hills hotel, will be shown on the exclusive OWN Network interview, and will also feature the singer's sister-in-law Patricia Houston and brother Gary Houston as they discuss "rumors and speculation surrounding Houston's death”.

Bobbi Kristina has reportedly spoken to her friends out about her decision to take part on the interview. A source told TMZ she said: “[Oprah] was loyal to my mom, and never did my mother wrong, or made her look bad.”

“She always looked out for my mom.”

The trailer is currently only viewable to people in America, however, we have some photos from it below: