I don't know about other People but in my family we treat our pets birthdays just like every one else in our family. We had a little family party then my mother took him to play at the Dog Park.
I Play a Virtual Life game called PlayStation Home, which is a little like

I also had a chance to play a little farther in Teirkreis yesterday I have now beaten the caverns, got the second book and passport and am now passing through the check point. I'm hoping to have some more time to play today, but who knows what will happen.