How do you know whether or not McDonalds is still serving breakfast? Well, usually you just check your watch. If it's earlier than 10:30 am, they are. If it's later, they aren't. Pretty simple. But what if you don't have a watch? Don't worry — one Chicago McDonald's has you covered.

At DVICE: Gigantic robotic egg announces Egg McMuffins daily

Labels: mcdonald's