After Montag moved in with Pratt, Patridge and Lo Bosworth later became roommates with Conrad.During the third season, Patridge resumed an on-again/off-again relationship with boyfriend Justin Brescia, who Bosworth jokingly nicknamed "Justin Bobby"."I was naïve, overly trusting of people, and inexperienced." In August 2008, she was cast as Megan in Sorority Row; production was carried out from October 2008 to early 2009, and the film was released on September 11, 2009.In August 2008, Patridge purchased a house in Los Angeles' Hollywood Dell neighborhood.
However, the series proved unsuccessful ratings and was canceled after airing only one season.
Patridge appeared in more episodes of The Hills than any other cast member.
Patridge launched her Hollywood career appearing on the reality show The Hills and then landed a minor role in Into the Blue 2: The Reef.
During its production, she was cast in positions with Quixote Studios and Epic Records.
As the series progressed, Patridge resumed an on-again/off-again relationship with boyfriend Justin Brescia.