Monday, May 13, 2013 - Paris Hilton leaves her office building in Beverly Hills, CA. When asked about Lindsay Lohan trying to switch rehab facilities after being denied Adderall, Hilton comments, "I wish her the best." Having had her own bouts with substance abuse, Hilton comments, "I'm just staying out of trouble. I'm very busy with my work." And when questioned on getting engaged to River Viiperi, Hilton says, "We're very happy." Hilton drives off in her $280K red California Spyder Ferrari.