Some of them are good friends and some are false friends. In my experience as a friend, I had learned that going to a nightclub with a sad friend is not a good idea. For example, I once went to a nightclub with a friend who had just broken up with his girlfriend, so he was sad and wanted to have fun. After two hours he was drunk and wanted to fight with other kids, so when two violent people with alcohol in their veins get together, nothing good happens. They started arguing near the bar table. There was total chaos, people throwing chairs, people bleeding everywhere, then the security guard calmed the situation. After that bad experience, I never go to a night club with a sad friend again because some people die from these stupid fights. There are many types of friends. For example, the friend at the party. The friend who is your friend only when you invite him to the disco to have fun, but if you ask him for a favor he always has "something" to do. For example, my friend Carlos only has time if there are parties. One day I needed help fixing my car and I asked him if he could help me. I told him it would only be a quick 30 to 45 minutes. He told me he had to do his homework so I said ok, no problem. The next day, my brother told me he saw Carlos at the party. At that moment, I knew he was a false friend. Another type is the friend who only talks to you to ask you for a favor. They never talk to you even when you are in some