It'd be much easier to just make plus sounds of them, and also then any contact with Plus! could hear them, not just those with the script (or plugin).
Also, there are monty python and red dwarf sound packs available already for plus:
http://mpsounds.net/soundpacks.php?searched=1&nam...thon&nametype=pack
http://mpsounds.net/soundpack.php?id=20