Conrad herself commented that The Hills was intended to be an "aspirational" program despite being "laced with scandal and catfights", stating that the storyline differed from the "shock value" emphasized in recent programming.
Conrad has additionally been recognized for originating several now-famous quotes on The Hills, including "He's a sucky person!
Consequently, the conflict became the central focus of the series, and was carried through each subsequent season in which Conrad appeared.
In May 2009, Conrad left The Hills after five seasons, and was replaced by former Laguna Beach cast member Kristin Cavallari.
During its production, she attended the Fashion Institute of Design & Merchandising and held positions with Teen Vogue and Kelly Cutrone's PR firm People's Revolution.