Baby laughing
http://www.youtube.com/watch?v=sjCpT8NbmME
You canNOT not laugh with this little guy!
There's smart, and then there's Kerry Smart (from Scrappleface)
http://www.youtube.com/watch?v=NIm28_5e1zI
http://www.youtube.com/watch?v=bHPiszKM-M0&NR
Kung Fu Baby
Looks like you've captured the Jon Stewart demographic