Date 03/08/2016 - News People
MTV You didn't know Lily Collins appeared on The Hills ? The show turned Lauren Conrad and co. into stars, but during its six-season run, it also featured a number of celebrities who were already established. Others, like Lady Gaga and Derek Theler , made more prominent cameos. 21 Revelations From The Hills: That Was Then, This Is Now Special In honor of the reality show's 10th anniversary, Lauren shared behind-the-scenes stories with longtime fans in MTV's The Hills: That Was Then, This Is Now special. PHOTOS: The Hills : Celebrity Cameos This content is available customized for our international audience. Would you like to view this in our US edition?
