Do you feel like laughing until your gut hurts?
Try this laugh sounds app. You have a great collection of laughter sounds at your fingertips. Try using it in an elevator and see the faces that others will make. How about in the middle of the library? In class? In line at the cinema or when the movie starts?
There are hundreds of situations in which you can put the sound of a good laugh to liven up the thing. Imagine your girlfriend's face when you laugh and tell her it was her! In the restaurant, after ordering dessert ... you will be the king of laughter!
If you want to go for a medal, try it at a wedding, in elections, in front of the ballot box or in any solemn situation that occurs to you.