It is not easy to be a superstar. This is Mao's slogan to support the fans. This word comes from the development of online hot words, but there is no difference between the two meanings. Call is one of the supporting cultures of Japanese concert Live. In order to show their affirmation and support for the idol singers on the stage, fans waved light sticks and cheered for Aidou to create a warm atmosphere together. Now "Calling for You" is not only suitable for this kind of idol support activities, but also as a network language to express support and love for someone, something and things.