How do you make yourself look ugly?

Well, "ugly" can be defined in many ways depending on personal likes and dislikes, however you can make yourself unattractive to certain groups of people. Possibly, to make yourself ugly to a group of high expectations you can strive towards looking completely different to the perfect people in magazines. On the other hand, if you are attempting to look ugly before a certain person, and are aware of their personal likes and dislikes, then you can try to look the complete opposite.