As you may or may not have heard, things got a little dicey at some U.S. retailers on Friday as excited hordes of shoppers sought out big bargains on the busiest shopping day of the year. A number of heavily viewed videos emerged from the post-Thanksgiving chaos and made their way around the web.

This clip of a crowd rushing into an Urban Outfitters in California was seen over 600,000 times.



Meanwhile, this mayhem at a California Wal-Mart is said to have been shot moments after a woman reportedly used pepper-spray on the crowd as they devoured a pile of XBoxes. It's been seen several hundred thousand times.



At another Wal-Mart, this time in Texas, there were concerns about people getting crushed in the melee:



A much talked-about video from Arizona also spread that show's a man who was injured during an arrest (Warning: Adult language and content).

These are just a few of the crazy crowds captured on video this weekend.