Popsugar Entertainment Twitter Reactions Watch Ezra Miller's Surprise Cameo on DCEU's The Flash Flashes Collide in an Arrowverse Crossover Cameo That Has Fans Totally Buggin' 15 January 2020 by Mekishana Pierre View On One Page Photo 2 of 28 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 The Flashes of Two Universes Meet Clip Previous Next Start Slideshow Twitter ReactionsGrant GustinDCThe FlashThe CWEzra MillerTV