🙃вверх тормашкамиA smiling face turned upside down. Conveys sarcasm, silliness, or a cheerful shrug — often "not serious" or playful confusion.
👆указывающий вверх палецA backhand index pointing up. Conveys "up there", attention, or choosing someone.
☝️указательный палец вверхAn index pointing up. Conveys "number one", attention, or an important point.