In a brand-new sneak peek, below, host Ludacris explains a challenge called Electric Chair; in it, one-half of each team will be strapped into -- well, duh -- an electric chair, their arms and legs restrained by locks. But interestingly, they're not the only ones in danger of high voltage.
As Luda reveals, each person's sweetheart -- this is a couples edition, after all -- needs to obtain keys that can pop the locks. The problem: Those keys are being kept behind a fence, and the boyfriend/girlfriend has to use a pole to fish them out. And since the pole and the fence are both metal...