If you live in an apartment like me, the Slushi Twist is probably overkill. But it's still so much fun.

(SOUNDBITE) (Japanese) 45-YEAR-OLD MASTER'S DEGREE HOLDER IN NINJA STUDIES, GENICHI MITSUHASHI, SAYING: "You are allowed to use weapons or make use of your enemy's body, you can use anything you need ...

Kathryn Gawrych is such a big fan of the American Ninja Warrior television series that she’s invested her life savings into a franchise modeled after the popular NBC sports/entertainment show. Drew ...