AllTop Viral!

The most viral news stories that you need to know about.

Laughter infects Berlin train [video]

Posted by / December 16, 2011
Media_httpfarm8static_kdaaq

Giggles spread through an U-Bahn train in Berlin after one woman starts laughing. Happiness: the best infectious thing you can catch on a train.

Laugh today.

Comments are off for this post.