You know, the ones where it's either such a bad insult that it becomes a compliment, or such a bad compliment that it is an insult...
Mine has to be when my bitch of a stepmother (and self-appointed amazing baker who loves to criticise everyone) told me I shouldn't feel bad for not being able to stick to my gluten-free diet, when we were eating some birthday cake I had made.
Well fuck you, SM, it was gluten free cake and you clearly didn't realise which is why you thought I was falling off the wagon...
The fact that she didn't notice was the highest honour my cooking has ever had!
DH was told it was nice of him to try to make an effort with his hair, and that wasn't so bad considering it was lockdown - he had queued up for hours on the day barbers reopened for a proper cut