What does "cry for help" mean?

Calling is a popular network language recently. Calling a person crazy means that he is doing a good job and you are happy for him. This is the main meaning of calling for help. This word comes from the culture of supporting stars in Japanese performing arts, which can be understood as "hard work". With the mutual spread of China culture, the word "Hu" is gradually used by the majority of netizens in China. At various concerts or other music festivals in Japan, the audience will cheer for actors and singers with various luminous sticks. Most songs have a phone book. Swing forward.