The 24th of November is Buy Nothing Day. To take a rest from consumption and think about the ways we are ruining the planet and other people's lives by buying things.
Find more information here:
The Adbusters Buy Nothing Day (BND) page:
UK BND page with links to what's happening in other (maybe your?) country:
and a TV spot that MTV rejected: http://blip.tv/file/get/Adbusters-BuyNothingDayNorthAmericanPiggy448.flv
best wishes from Germany and Happy Buy Nothing Day!