You're full of crap, and could not prove your statement even if the lives of your children depended on you doing so.
These are the holidays, and busy retailers, Walmart among them, are making sure they are fully, or even overstaffed, during the best earning period of the year.
I WORK FOR WALMART AND HAVE FOR 3 YEARS!!!!!
http://www.cbsnews.com/stories/2002/12/20/national/main533818.shtml
AND THERE ARE MANY OTHERS IF YOU CARE TO LOOK THEM UP!! I think the lives of my children are quite safe.