The last thing you want to find out while eating is that your food has a 'secret' ingredient... aka, something that does NOT belong in the food.

But of course, that's exactly the game that Jimmy Fallon made for his guests to play on the show because making people eat gross things is so fun.

I'm a little gagging just watching this. But it's funny because it's not me.

Poor Sienna was NOT feeling this game, but she was a trooper!


Get more from Sisanie here!