If you love fast food from McDonald’s, then you definitely know Grimace. It is a cute purple creature that can often be spotted in the company’s campaigns. Today is his birthday, and you are invited to the party to degust a delicious shake that was prepared specifically for this event. But there is one unexpected thing – the shake may become fatal for those who taste it. Are you sure you still want to drink this treacherous beverage? Well, forget all your fears and give it a try. You will be surprised!