Seth Reed, Nikki's father, got divorced with Cheryl Houston in 1990. He has also dated the Thirteen director, Catherine Hardwicke, who's a great friend of Nikki's. He's happily married now.
Cheryl is Nikki's mother and she works as a beautician. She's an Italian cherokee. She divorced with her now ex-husband, Seth Heer, when Nikki was only 2 years old. After that, Cheryl lived alone with Nikki and Nathan. The relationship between Cheryl and Nikki was complicated. Nikki started doinh drugs, alcohol and sex. When Nikki turned 14 years, she left her mother and moved somewhere on her own.