Announced in this week's PS Blogcast. Thanks to Wario for the find.
Source: https://member.eu.square-enix.com/en/blogs/final-fantasy-xiii-2-demo-coming-x360-and-ps3Square Enix Members via Stuart444 said:Posted by Ben Bateman on 06/01/2012
FINAL FANTASY XIII-2 demo coming to X360 and PS3
Today we’re excited to confirm that a FINAL FANTASY XIII-2 demo will be coming to Xbox 360 from January 11th 2012, PlayStation 3 (EU) from January 11th 2012, and PlayStation 3 (NA) from January 10th 2012.
So grab your diary and save the date. We’ll be looking at what the demo brings in a blog post soon, so keep checking back for more.