Fine! These are taken at something called Dragon Con. And since that sounds like a fake thing, let's just pretend these were at Sears, where Dylan McKay is king. For the whole gallery, check out FroggysPhotos Flickr page.
If you need me, Nat and I will be gossiping about this at the Peach Pit.
(h/t to Matt Stopera and Buzzfeed for this amaaazing find)