A while back I posted about the "golden bah" of articulation.
A former student sent me this fascinating video about something called the McGurk Effect...
This reminded me of a gag video someone had done wherein the video was of Allison Balsom playing the trumpet but someone had overdubbed the audio of a bad trumpet player. Not surprisingly, that video has been pulled down from YouTube.
Soon, I ran across the term "shred" which is apparently based on the same idea: same video, different audio. Not surprisingly, these links got pulled pretty quickly.
I'll try one such link (didn't know that Kiss was into country and western).
Now I've run across the hilarious web site Bad Lip Reading.
Here's one example from Republican candidate, Mitt Romney.
There is a point to all this.
The point is....
This is something I've written about before in the post "Hearing with Your Eyes."
No matter what we want to believe, the manner in which you carry yourself on stage does affect people's perception of your sound.
Look confident / Be confident.