Love the term, Shanks!

It reminded me of something which occurred in a trial. Here's the transcript:

A. I lied to Kenneth and frankly, I lied to Kenneth and like Kenneth knows when I'm lying to him and vice versa. I know when --
Q. How does he know when you're lying?
A. I get tie tongue.
Q. Tongue tied?
A. Yes.

[The prosecutor later successfully argued that the witness lied to protect her boyfriend, the defendant.]