As Seen on TV products can be hit or miss. In others, it could be that the product worked fine but wasn't necessary to begin with. There's a lot of kitchen tech that's a waste of money, but generally speaking, anything that does a one-off job is usually not worth your money. There are always exceptions to this rule, but for the most part, maybe don't expect too much. Here are five of the worst As Seen on TV kitchen appliances and tools ever made, based on personal experience and public opinion.