Kai-Lan makes the shape of a heart with her hands, sending a bright-red heart into the air like a balloon.

NEWYORKER: It��s Good Enough For Me

The difference, however, was that the Red Balloon Challenge was not a crisis, so participants had to find another way to motivate others to report sightings of the balloons.

ECONOMIST: Monitor

Aoki used to fly around in a helium balloon shaped like a Benihana chef, and raced Benihana speedboats with bright red logos.

FORBES: Business As Usual