Good job he does not want one of these
http://www.ebay.co.uk/itm/rare-vintage-dr-who-dalek-snowglobe-snowdome-lnda-hong-kong-snow-storm-toy-/281795312768?hash=item419c4f3c80
It's the Christmas episode I find most difficult to follow but that's probably due to huge amounts of mulled wine making its way through my body. Never can follow it and always disappointing,