WATCH: Seth Rogen And James Corden Deliver Pizza - And Mystery Prizes

Ok, it's thought experiment time.

Let's say you've made a much-needed pizza delivery order. You hear a knock and, mouth watering, you open the door. But instead of your usual delivery guy, late night host James Corden and cannabis icon Seth Rogen are standing on your doorstep. And they have an offer: would you like the pizza you ordered - or the contents a mystery box?

That's the premise of the aptly-titled "Mystery Pizza Box". While you're thinking about what you might do, check out the video below.  

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