i know that old macintosh programs (before imacs and shit; the old desktops) used to have a program built in that let you do shit like that)
dunno about a windows alternative or if new iMacs have it or not
you might just have to use really hardcore voice distortion in a sound editing program
dunno about a windows alternative or if new iMacs have it or not
you might just have to use really hardcore voice distortion in a sound editing program