Celebration is an expression of happiness. It is a term often used to describe the process of celebrating something. For example, celebrating a team's victory in a match. Celebrations are also often used to celebrate a goal against an opponent in a soccer game. There are many ways for players to celebrate. The most famous one right now is Ronaldo's "SIUUUU" celebration. Here are some photos that illustrate the celebration for the #monomad daily challenge.