I loled at this.As my ex who has worked in the restaurant industry for 20 years has said time and time again"Sometimes the customer is not right......sometimes the customer is an asshole"
http://www.youtube.com/watch?v=gKRNRz6VK_k&feature=related
http://www.youtube.com/watch?v=gKRNRz6VK_k&feature=related