Guaranteed to make you smile

[Brewhaha]

A new approach to little league. Where's the beer man?

http://ace.mu.nu/archives/259746.php#259746

And yet more samples:

http://improveverywhere.com/

[DiscGo]

That video is awesome.

[Shan]

That was awesome, and I'm indifferent about baseball!

[Redpb]

http://improveverywhere.com/
improv everywhere does some cool stuff.... the did a bit with Ben Folds. Slo-mo home depot is pretty cool and Best Buy is awesome. a couple hundred people descend on Best Buy wearing kahki pants and nave blue shirts.