Pratt and Cavallari began as rivals due to conflicts about Audrina Patridge's ex-boyfriend and a report linking Cavallari to drug use, though they would become friends during the following season.Pratt also became friends with Audrina and Lo Bosworth during the season.
Stephanie and the rest of the cast either did not mention Spencer or Heidi after the two were permanently axed from the series, or kept their comments focused on how no one knew what the couple were up to, and had avoided any recent contact with them. In 2013, Pratt made several appearances on television in the United Kingdom.
This included being a guest on the spin-off of Celebrity Big Brother, as well as making a special appearance from episodes two onwards on season 6 of E4's Made in Chelsea, a British equivalent of The Hills.
The couple then broken up during the filming of Made in Chelsea: LA.
In 2015, Pratt released a memoir, Made in Reality: From the Hills of L. to London's Made in Chelsea, where she talks about how she developed a crystal meth addiction as a teen and struggled with bulimia.
In May 2006, while Stephanie was in Oahu, she was arrested for stealing $1300 worth of clothing from Neiman Marcus.