If you’ve only ever seen the Shrek movies, you’re missing out on one of Shrek’s strangest little factoids: Shrek’s real age. Sure, technically the hero’s age doesn’t really matter. After all, he’s a giant ogre with green skin, so he could age differently from humans. But in case you’ve ever found yourself wondering exactly how old everyone’s favorite swamp-monster is, Shrek The Musical has a compelling answer.