If "The Fashion Show" looks familiar, it's not simply because models are hustled to the TRESemme hair salon before they walk the runway. The new Bravo show includes many of the same conventions found on other long-running fashion and model reality shows. What would our lives be without the ubiquitous catchphrase, the stylish villain, a foppish mentor, and the in-your-face product placement? Follow this handy guide to get up to speed on the basics of runway television.