
Watch what happens when acting troupe Improv Everywhere and TED pull a prank on an unsuspecting audience.

Improv Everywhere brings smiles to New Yorkers by encouraging them to "say something nice."

Watch confused tourists and Renaissance art lovers as a fully costumed doppelganger signs autographs in front of a 400 year old portrait of himself.

The video from this year's No Pants Subway Ride has been released. Pantless fun awaits you.
Here's some fantastic visual evidence of the San Francisco edition of Improv Everywhere's No Pants 2010 (photos after the jump). This past Sunday,...
Yesterday, in subway cars the world over, thousands of men, women, and children ventured across town-with no pants on. Improv Everywhere's No...
For Improv Everywhere's latest public spectacle, its agents recruited a 13-member handbell choir to "provided some unexpected accompaniment for a...