So far, I think this is my favorite fake box.

Awake to your next fire calm and refreshed with DigiPliance’s Peaceful Progression Smoke Alarm. Choose the perfect way for your family to wake up—from the peaceful sounds of the Rainforest, to the celebration of Dixieland jazz, or the hot pulse of the Caribbean—because a fire doesn’t have to be a disaster.

Link [A few of them may not be in good taste if you are easily offended]