Here's proof that celebrities do dumb things. More cameras should be around them to capture these things. Ariana Grande was seen licking doughnuts in a shop, and she didn't even buy them. What the..?? That's gross!!

She licks the first one.


And then dares a friend to do it.


Then she moves over to lick another.


Then when a new tray comes out, the responds by saying this:


And then added that she hates Americans.


Watch the video below:


This is doughnut crime.