Polish prankster SA Wardega scares the pants off pedestrians by jumping out of a pile of leaves before bursting into several hilarious dance routines.

…And we can all thank Obama for that.

In the latest edition of Zefrank's wildlife mockumentary series True Facts , our favorite Morgan Freeman sound-alike explores the world of the cuttlefish, a type of mollusk which has been referred to as "the chameleon of the sea" for its ability to change the color and even texture of the skin.

This expression stems from a series of bodybuilding supplement banner ads that began popping up online in August 2011.