I'm still shook pic.twitter.com/TPYLRNHDP0— ashleen🌺 (@ashleenn_) August 20, 2017 Subscribe | UPI Odd Newsletter Subscribe Aug. 21 (UPI) -- Shoppers at a California grocery store captured video of a highly unusual sight: A dog on its hind legs casually pushing a shopping cart. A short video posted to Twitter by user @ashleen_ shows the German shepherd walking on its hind legs inside a store in Milpitas while pushing a cart next to a man wearing a backpack. Advertisement "I'm still shook," she tweeted. A second video captured by @ariannacoria shows the dog continuing to push the cart until it slips and ends up on all fours.Saw him too 😂😍 pic.twitter.com/vJ09aHxfFS— Its me ari 🦋 (@AriannaCoria) August 20, 2017 Read More Dog hailed as hero after digging up $85K worth of heroin Husky fights off black bear at campsite in Alaska Mother dog allows abandoned kitten to nurse