The moon was full on Thursday evening. On Friday morning I overslept. Therefore, the full moon caused me to oversleep. Later we'll consider what sort of evidence adequately supports the conclusion that a causal relationship does exist, but these fallacies clearly are not enough. Begging the question is the fallacy of using the conclusion of an argument as one of the premises offered in its own support.
All mammals have hair.
Since animals with hair bear live young, dogs bear live young. But all animals that bear live young are mammals. Therefore, all dogs are mammals. If so, then you admit that you do watch too much television. If not, then you must still be watching too much television.