What's the name of Fred and George's joke shop in Diagon Alley?

Weasley's Wizard Wheezes sells a variety of joke and prank products, including Ton-Tongue Toffees which cause the eater's tongue to swell up to ten times its usual size thanks to an engorgement charm. Fred and George develop these mischievous candies instead of studying for their O.W.L. exams. Predictably, Molly is less than thrilled with their academic choices (or lack thereof).

Asked by Beth Sederstrom · Last updated 5 years ago · 97.6K views · SOURCE