A video of a dog from Ohio licking a window has gone viral, after its owner shared it to Twitter on February 20.Kent State University student Hannah Swint shared the clip of her trusty companion Mulligan, telling viewers to “wait for it.”It shows Mulligan rubbing his snout and tongue up against the window, making some comical facial expressions as he does so.The video had over 12,800 retweets at the time of writing. Credit: Hannah Swint via Storyful