Thingamagoop, the little synth monster controlled by light thanks to the photocell governing the main oscillator? Well, this alarm clock mod requires a 9-volt DC jack and adapter, switch SPDT, and some audio cable and wire to bring it all together. A few snips and solder burns later and voila, the monster Moog alarm clock is born. Man, robots... synthesizers... it's like the ultimate nerd sub-cult. Video after the break, detailed hacking instructions on the other side of that read link.
P.S. Yes, he has throw-switch nipples and a uh, knob.