Early bird shoppers watch a Harry Potter movie being shown on a giant screen outside the Best Buy store in Mayfield Hts., Ohio while waiting for the doors to open at midnight on Thursday, Nov. 24, 2011. This weekend, many stores will for the first time use midnight openings along with the usual bevy of deals as they try to lure consumers, whose appetite for good-buys has been increasing since the Great Recession. (AP Photo/Amy Sancetta)
November 25, 2011 8:59:11 AM PST
By MAE ANDERSON AND ANNE D'INNOCENZIO Associated Press
November 25, 2011 --
Big crowds on Black Friday can be both a blessing and a curse.