Credit: Maury Phillips/Getty Images For A+E Networks Photo: Bobbi Kristina Brown and Nick Gordon Are Engaged

Since her mother Whitney Houston died suddenly several months ago, 19-year-old Bobbi Kristina has struggled to get her life back on track.

On Oct. 24, the world will get to see just how Bobbi Kristina is coping without her mom, when the Houston family’s new reality show, The Houstons: On Our Own, premieres on A&E.

In the video preview below, Bobbi opens up about her romantic relationship with her adopted brother, Nick Gordon, and tells a group of displeased relatives that the couple is engaged.

“They wanna see us fail,” Bobbi Kristina declares. “I got one thing to say: you won’t.”

For more Houston family drama, be sure to catch the series premiere of The Houstons: On Our Own on Oct. 24 at 9 p.m. ET.

Do you think it’s a good idea for Bobbi and Nick to tie the knot? Weigh in below!

Credit: Lifetime Photo: Watch a Preview For The Houstons: On Our Own (VIDEO)