add insult to injury
Meaning: Someone adds insult to injury if they say or do something to upset you a second time, after you've already been upset somehow.
- He said my clothes didn't suit me, and then to add insult to injury he said I needed to lose some weight!
- The bank took back my car, and then added insult to injury by cancelling my credit cards!
After saying Beverly made too many mistakes, Bob added insult to injury by saying