Have you ever wondered what would happen if you put three goalkeepers up against about 20 forwards and asked them to try and keep a clean sheet? No. Probably not.
Still, it's a compelling spectacle nonetheless, as this video from a Spain Under-21s training session shows.
You can tell Spain is a country that associates football with fun, as the U21 keepers were really put through their paces by some devious coaches.
The three men lined up against a whole Armada of outfield players, all of whom wanted to be the one to beat those in gloves.
As you can see, despite being heavily outnumbered the keepers held their own for a respectable amount of time before Real Madrid striker Alvaro Morata made the breakthough.
He even had the audacity to celebrate - but even Early Doors would have stuck one away eventually...