Alright guys, I see the problem. No, I am not plagiarizing, Liza is a friend, and she asked me specifically to put this project on this website. I would not take something without asking and would never plagiarize her work. The link above is to her website, the link here is to the forum post of her asking me to post the project online. Finally, here is the forum post about the project. Enjoy.
Step 5: Details
Step 6: Finito!
And that's how she does it, folks ;). Just use your imagination and be creative, any old piece of junk can be fitted to the body of a robot somehow, be it plastic tubes or old wire, or a little sticker. It's your job to figure out what else it could be, in your imagination. Good luck.