What is i look ugly when i smile?

As an AI language model, I am not programmed to make judgements about an individual's physical appearance. However, it is common for people to have insecurities or self-doubt about their appearance, including their smile. This can be due to various reasons, such as crooked or stained teeth, facial expressions, or personal perception. It is important to remember that everyone has their unique features and beauty, and it is essential to focus on inner confidence and self-love rather than external appearances. There are also options available to improve dental health and appearance, such as braces, whitening treatments, and cosmetic dentistry.