One of the most popular emojis, it shows a face with a big, open smile, showing teeth, and wide eyes. It means happiness, excitement, positiveness, kindness or agreement. We can use it to express support for the other's ideas and make a positive response, but it is mainly used to express happiness. This emoji can be a good expression of enthusiasm for each other, but also for humorous occasions. It is similar to this emoji
😀 but they have some differences.