[WOW just forget that first statement because the last overshadows it by far. Swerve's expression is now one of 'are you seriously bringing this up right now with that little tact?', and it's mixed in with a little incredulity.]

I- What!? Was there ever a doubt that I didn't feel fraggin' awful for taking that shot in the first place? 'Cos if there was, lemme clarify that yeah, I'm more sorry than I can even figure out how to say.

[And that really is something, considering how he is with words. He is just going to tense a bit, grit what passes for teeth, and settle into a frown. He can't even be mad at Whirl for bringing it up. It's like being upset at a dog for running into a glass sliding door.]