They've been making Christmases go with a bang - if not a groan - for 165 years. But who was behind the very first Christmas cracker, and why in some parts of the world are they called 'bon bons'? Our festive infographic tells the story of this great British invention with 12 snappy facts. It's our way of saying Happy Christmas to all our clients and contacts - in particular, the amazing community here at Visual.ly! - and best wishes for 2013!