A cat learning how to scratch.
Messi’s incredible goal in a Spanish match.
Even more incredible dribbling on Messi’s part.
A skateboard basketball classic.
If you’ve seen the GI Joe PSA remakes on ebaumsworld, these are priceless (that last one only really works if you’ve been in on that German pop-techno hack video meme.)
This will make you laugh (a comedian gets more than he expected from audience participation)
This came out of a program about how old people can get neglected and shows what they can still do…
This shows what Christopher Walken did before he acted…
This is an unusual take on Led Zeppelin’s classic song…
This is one of my favorites: cat alarm clock.
Or, see post #5.
Sorry.
C’est la vie! 
I’m not the one who posted it, anyway. I only spotted the repeat because I found that video for the first time in post #5 of this thread, and I loved it.
Powerthirst is one of the funniest things I’ve seen in months, maybe years.
An old classic. The front fell off. You might also be interested in the best of YouTube.
Illeanarama - Supermarket of the Stars
It plays like a companion show to Arrested Development.
I loved the cat alarm. I have a cat that is just like that to my wife. He leaves me alone because I get mean while she responds by giving in.
That ping pong ball one from the best of Youtube has to be fake.
Here’s a thread discussing that very idea…