let's not go through all that again

let's not go through all that again

I do not want recount, discuss, or go over something any further or another time. A: "You know, if you would consider buying me my own car, we wouldn't have this problem right now." B: "Please, Charlie, let's not go through all that again. You're not getting a car, period." A: "Well, at least I didn't get drunk and vomit all over the Smiths' sofa last night." B: "Oh, God, let's not go through all that again. I already apologized, what more do you want from me?"
See also: again, all, go, not, that, through
Farlex Dictionary of Idioms.

Let's not go through all that again.

We are not going to discuss that matter again. (Compare this with Do we have to go through all that again?) Bill: Now, I still want to explain again about last night. Sally: Let's not go through all that again! Sally: I can't get over the way you spoke to me at our own dinner table. Fred: I was only kidding! I said I was sorry. Let's not go through all that again!
See also: again, all, go, not, that, through
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • not for the world
  • give (one) an account of (someone or something)
  • turn back the clock
  • turn the clock back, to
  • wouldn't be seen dead in
  • wouldn't be seen dead in (something)
  • wouldn
  • know (something) from memory
  • know from memory
  • wouldn't be caught dead in (something)