look like the person's throwing up?
Don't be fooled. They are coughing up this

this is the cinnamon challenge. its stupid. never do it.

For those of you who don't know the Cinnamon Challenge, it is a challenge where you take a tablespoon of cinnamon and try and swallow it all at once. Its supposed to dry out your mouth and throat to a dangerous extent. It has caused many fatalities.