In the words of R. Kelly's timeless classic Ignition (Remix), it's the freakin' weekend, baby. What better way to forget about the week's BS than cracking open a cold one? But when you reach for that bad boy, be it a Bud Light or a Heady Topper (regarded as one of the world's best beers), know that there's more too it than foam and deliciousness. The dudes at Mental Floss have revealed 26 facts you definitely didn't know about brewskies—and we're all the wiser because of it. Watch and learn.