If you monitor the world of viral videos on the Web, you have probably already seen a lot of these videos -- but in case you were busy doing other things instead of hanging out on YouTube or Facebook (where a lot of these videos went viral), here are the most-watched videos of 2011, according to YouTube
#10 Cat mom hugs baby kitten
My cats don't do anything cute anymore, and when they were kittens we didn't own a video camera. Another opportunity missed, I guess. This video had 38 million views this year.