OK - keep it clean, but lets see your favorite YouTubies...

1. here's my all time favorite, and my second favorite... (make sure you're not drinking hot coffee or tea... not responsible for spills). OK - so I have to give you my third fav too (never give up the ship). 

2.  If you like animated shorts, check out this one (The Maestro)and this one (The Mill).

3.  For "feel good" videos, see this one (People in Order) and this one (Free Hugs Campaign).

4.  For one more feel good video, view this one (Where Is Matt Dancing?)