Faceshocker
Putting your fingers in your nose and your tongue in your mouth like you’re trying to eat your face. You can also tickle your chin if you want to be fancy.
My little brother did a faceshocker during dinner and made a big mess on the table.
I did a faceshocker during a test and got caught. I got an F.
My friend did a faceshocker in the middle of a dance and everyone laughed.