Friends in the WeChat group shouted next Saturday others pig farm to kill pigs, reply to an emoticon package. In do not know how to reply or embarrassing scene can choose to reply to the emoticon, to avoid embarrassment. Emoticon (表情包) is a Chinese word that refers to a way of using pictures to express feelings. Emoticon is a kind of pop culture formed after the social software is active, emoticon is popular on the Internet, basically everyone will express emoticon.