The Shopping Bags test out ten different kinds of nail polish to see which brands really hold up to the wear and tear of daily life - we're talking about stuff like dishing washing, gardening and even rock climbing! Energy bars are a popular snack, but how healthy are they really? A nutritionist gives us a few points to chew on before we settle on this snack. And are hybrid cars the way of the future? Anna and Kristina get behind the wheel to test drive this part electric, part gas vehicle. Looking to buy a new vehicle? Our mystery shopper has some lessons on negotiating the deal.