There were chaotic scenes in an Asda store in Colindale, north London today as shoppers fought to get their hands on discounted TVs in the "Black Friday' sale.
Customers scrambled and pushed to snatch cut-price deals as part of "Black Friday" in frenzied scenes seen across the UK.
A woman was reportedly taken to hospital with a suspected broken arm after a stampede at one shopping centre in west Belfast.
The traditional US event usually takes place on the Friday following Thanksgiving and marks the beginning of the Christmas shopping season.
Security guards were forced to restrain a shopper after a row broke out at an Asda store in Bristol today during the 'Black Friday' rush to buy cut-price goods.
The man was tackled by security guards after attempting to buy two 60-inch televisions.
Black Friday - traditionally a US event - sparked a frenzy of purchases in some stores in the UK as shoppers rushed to snap up cheap deals.
Footage posted online appears to show a pre-Black Friday frenzy in a Walmart supermarket store yesterday, in the US.
Crowds pour around discounted TVs and officers restrain one customer:
Amateur footage appears to show chaotic scenes at an Asda store in Liverpool where cut-price televisions were on sale to mark "Black Friday".
A woman was taken to hospital with a suspected broken arm after a stampede at a shopping centre over cut-price televisions for "Black Friday".
There were also claims that a heavily pregnant woman was pushed and shoved and pensioners were knocked to the ground by frantic shoppers battling to get their hands on Christmas deals at the Asda store in west Belfast.
TVs were reduced from £179 to £99 as part of Asda's "Black Friday" special offers that were advertised throughout the UK.
The US event traditionally takes place on the Friday following Thanksgiving and marks the beginning of the Christmas shopping season.
Black Friday, America's busiest shopping day, got off to an early start on Thursday evening, as stores across the country opened to thousands of eager bargain-hunters.
In recent years US stores have drastically slashed their prices on the day after Thanksgiving, known as Black Friday because it's traditionally when retailers begin to turn a profit, or "go into the black".
Black Friday traditionally begins in the early hours of the morning, but this year stores opened on Thursday evening to compete with online retailers