Moving your mouse over the Christmas Tree it will wish you a Happy New Year 2016. *coughs*
It was there all year, that's correct. And it won't be removed, 'cause this would mean "work on Poneyvallée". Play the games, you'll gather all sorts of traits ever made up then, time by time. :)
PV is abandoned, let's all face it. But it's still there, people can access and play it as long as Flash works (which might be another 2-4 years).