In this episode of Wow, I Never Knew That, it was the PURRRFECT idea for making our furry friends more pleasant around the house. You'll learn how KITTY LITTER clawed its way into our homes. And you'll learn how a garment made out of special woven fibers can stop a bullet, plus, why is walking under a ladder bad luck? Then, the reason we move our clocks ahead during DAYLIGHT SAVINGS TIME. And why your hair turns gray. And finally, we'll CUT TO THE CHASE and explain the history behind this common phrase.