Stomach ache, lemon tea, etc. The name belly button anger expresses a person's anger, even the belly button can express it, indicating that a person is really angry and grumpy, so it is very suitable as the name of WeChat. Beating lemon tea is a kind of beverage, which is a catering product made of lemon by severe beating. Because of the violence in the production process, you can also compare yourself to a grumpy person.