SAN FRANCISCO - NOVEMBER 24:  Jasmine Bee takes a break from shopping at the Westfield Shopping center on 'Black Friday' November 24, 2006 in San Francisco, California. Many shoppers braved the early morning hours as the set out for early deals as the Christmas shopping season gets under way. The day after Thanksgiving, known as Black Friday, is usually the busiest shopping day of the year and according to the National Retail Federation 137 million shoppers are expected in stores nationwide on this day. Getty Images logo Getty Images 63 months ago

SAN FRANCISCO - NOVEMBER 24: Jasmine Bee takes a break from shopping at the Westfield Shopping center on 'Black Friday' November 24, 2006 in San Francisco, California. Many shoppers braved the early morning hours as the set out for early deals as the Christmas shopping season gets under way. The day after Thanksgiving, known as Black Friday, is usually the busiest shopping day of the year and according to the National Retail Federation 137 million shoppers are expected in stores nationwide on this day.