I'm actually a graphic designer with twisted designs (see link above... some are offensive though so proceed at your own risk).
175 full techno songs in MP3 format (and they're ALL good) are available here: http://www.cafepress.com/tshirtdiva
Also, I'm selling 84 funny ringtones and 80 techno ringtones for 14 cents a tone on my website here: http://www.cafepress.com/tshirtdiva