Do you throw salt over your shoulder for good luck?

United States
@maddysmommy (16250)
March 1, 2008 12:40pm CST
I watched a glimpse of Racheal Ray's cooking show yesterday and noticed she threw salt over her shoulder twice when adding salt to a few of her dishes, and said "for good luck"!! Do you do that? do you believe you will have good luck if you threw salt over your shoulder? Is this an old wives tale?