Would Christmas be better without presents? After the busiest shopping weekend of the year, experts warn that too much gift giving could be bad for us and the planet.
The day that Britons spend £2m every minute

Glossary
Black Friday - The day after US Thanksgiving, when lots of shops offer discounts on goods for Christmas shopping.
Thanksgiving - The holiday is traditionally a time to come together with family and give thanks for the year.
Expert - Someone who knows a lot about a particular subject.
Unnecessary - Not needed.
Stress - Feelings of worry or pressure.