David Beador’s girlfriend Lesley Cook probably won’t be going back to Walmart any time soon. Cook went shopping at a local Walmart in Irvine California when she got into a major argument with staff members, who were simply checking her purchased items at the door. Anyone who has shopped at Walmart knows that it is standard procedure for employees to check customer carts as they leave the store. The policy is meant to deter theft and is supposed to be a random thing. Real Housewives@RHOGossip David Beador’s Girlfriend Lesley Looks…