My scepticism about Dec 16 proved to be correct. From amazon this morning . . .
"We regret to inform you that we have been unable to obtain the following item:
"Sonic Generations - Collector's Edition (PS3)"
http://www.amazon.co.uk/gp/product/B005LTHK0I
Our supplier has informed us that this item is no longer available. This item
has now been cancelled from your order #202-7106874-4213903 and we can confirm
that you have not been charged for it.
Please accept our apologies for any disappointment or inconvenience caused."
Beyond pissed off . . .