text: Some of the least likely white Christmases that have happened include the 2004 Christmas Eve Snowstorm , which brought the first white Christmas in 50 years to New Orleans and caused the first recorded white Christmas in Houston , Texas .
simplified: For example , in the United Kingdom , there are not a lot of White Christmases ; but in Canada , there is almost always a White Christmas . Ireland 's last `` official '' White Christmas was in 2004 .