Yes, you could just run out and buy a vocoder, but they're kinda pricey and this way is so much more fun! Using an IKEA clock, a fluorescent desk lamp, an HT8950 voice modulator, a condenser microphone and some miscellaneous stuff you're crafty self is bound to have just laying around, you can make one of your own! Doesn't look terribly complicated to us, but then, we love things that are terribly complicated. Get to it, sirs -- hit the read link for full instructions. Dōmo arigatō.