Cosplayer is Charlette Kilby http://www.modelmayhem.com/2244809
Rest of the set: http://imgur.com/gallery/v9Ji9
Imgur comments: http://imgur.com/gallery/tFci8BX
Stashed in: G4!, Cosplay!
Charlette Kilby has also cosplayed Catwoman.
We see a lot of Velma cosplay on Reddit and Imgur but not a lot of Daphne cosplay.
Kristen Wiig SNL Red Flag skit gif
Super cop - classic internet humor
Just Elisa Bagordo gif
Tom Hiddleston lets tiny Captain America knock him out