Dun Dununun Dununun Dunununaah! Oh, come on. You know that's exactly what goes through your head when you see this shirt. This officially licensed shirt features the duo of Beavis & Butthead in school! If you're a fan, show it off with this sweet t-shirt! Adult Charcoal Heather 100% Cotton Officially Licensed Standard Fit More Beavis & Butthead items: Beavis & Butthead Merchandise Size chart