The ? emoji is commonly used to indicate that something is funny or entertaining. It is also known as the "face with tears of joy" emoji, and it features a smiling face with closed eyes and tears streaming down its cheeks. The emoji's popularity has grown significantly in recent years, particularly on social media platforms like Twitter and Instagram. It is often used in response to a joke, funny video, or humorous situation. The ? emoji is widely considered one of the most popular and recognizable emojis in use today.