On Thursday's season finale of Project Runway, Irina Shabayeva took home the top spot. But Irina didn't win the honor without a few headaches (this is Project Runway, after all). Irina stopped by TVGuide.com's studios to talk about her mean girl persona, Althea's copycat outfit and what she plans to do with her $100,000 prize money. Watch the video below for all that and more: