Audrina Cathleen Patridge (born May 9, 1985) is an American television personality, actress, and model. In 2006, she rose to prominence after being cast in the reality television series The Hills, which chronicled the personal and professional lives of Patridge and friends Lauren Conrad, Heidi Montag, and Whitney Port. During its production, she held positions with Quixote Studios and Epic Records. As the series progressed, Patridge resumed an on-again/off-again relationship with boyfriend Justin Brescia. Consequentially, it became a central focus of the series, and was carried through each subsequent season. Upon the series' conclusion in 2010, Patridge was established as the only cast member to appear in all six seasons.