He sometimes goes into other voices, like quoting something some imaginary person said to him, then he has trouble getting his mind back to where it was before he got untracked. Then it’s “Uuumm. ummm. I’m going on. Listen to me. As I was saying, you know what I’m saying.”
Let me back up. Using his semi-driver experience.
Let me backup, I won’t have to make any changes.