Camilla Persson wanted to help, for example, as aid workers. As an actor, you can then join the international aid organization Clowner Without Borders.

- It's great to see sometimes when the kids also get to see their parents laugh. You might not do that when you have it hard enough, she says.

Volunteers work to spread laughter and joy to children living in difficult circumstances. For example, they visit refugee camps, natural disasters and orphanages.

In the clip, Camilla Persson describes what it's like to be a clown without a border.