Josh Dun Speaks Briefly After Winning Grammy

Josh Dun either didn't think Twenty One Pilots would win a Grammy, or he's just messing with us ... but he insists he didn't give a thought to his underwear when he got dressed for the show.

We got Josh at Milk Studios for a big after-party, and he doesn't understand why people are making a big deal about a bunch of guys watching the Grammys together in their skivvies.