Take ackkchoo's advice with the vibrating wrist alarm and wrap it around your wife's wrist once she falls asleep. That way, she gets pissed off, slaps you, and

Take ackkchoo's advice with the vibrating wrist alarm and wrap it around your wife's wrist once she falls asleep. That way, she gets pissed off, slaps you, and wakes you out of your deep slumber instantly. Problem solved.