.... I'm going to assemble all of these in the guest bedroom of my house, and, when someone I don't like (or someone I do, but want to prank) is visiting, set them all to go off at 5 a.m. It'll be like the Chamber of Alarm Clock Torture.

An alarm clock that hides?

You know what would really suck? If you put bad batteries into the laser one. Then you'd never actually be able to get it to turn off until you changed the batteries and aimed it and hit the target...