I feel a bit guilty that I never have anything helpful to post around here that hasn't already been done to death. Here's at least a little something to give back that I cobbled together.
This is a new MPQ that will silence the infernal screeching of the Lil' Smoky vanity pet for engineers. As much as I love that little guy, he needs a mute button. This is it:
Shut up, Lil' Smoky!
Tested and currently working with WowMe 2.3 for patch 3.0.9.