
It all went down on Tuesday during an interview for the "Woody & The Wake-Up Call" show on WCOL in Nashville -- when Billy scolded the host Woody Johnson for even trying to ask about his marriage.
As he made a beeline for the exit, Billy can be heard lashing out at Woody -- saying he was, "very rude" ... and that he "should be disgusted."
The full interview is set to air on Monday -- but we gotta ask...