20/20 S2011E23 - Infomercial Nation

The days when the infomercial was a feature of only late-night TV viewing for insomniacs are long gone. Today infomercials are on 24 hours a day, seven days a week, and offer a diversity of products for all tastes. In fact, the explosion and expansion of infomercial products has transcended TV, and these products are now on store shelves nationwide. But how often does "too good to be true" ring true for infomercials? Who is watching - and buying -- the products that are being hawked by everyone from celebrities, fitness fanatics and other high-profile names? What's the next big thing? And what happens when you become an "infomercial addict"?