what has got into somebody?
idiomPart ofget
what has got into somebody? — idiom
1. This is used to say that someone has suddenly started behaving strangely.
1.idiom
Definition
This is used to say that someone has suddenly started behaving strangely.
Example
What's got into Alex? He never used to worry like that.
I'm sorry for laughing; I don't know what got into me.