Moon, who never hits her face, is a hit fan in Havin's live broadcast. According to the public information of the inquiry, in Havin live broadcast, the audience can "list" the anchor by rewarding gifts, thus attracting the attention and response of the anchor. "Moon" is one of the fans on the list. "Uncle Ha" usually refers to the network celebrity Ha Wen, named after his frequent voice of "Hahahahahahaha" in the live broadcast.