go and do something
成語所屬單字go
go and do something — 慣用語
1. used to show anger or annoyance that someone has done something foolish
1.慣用語
釋義
竟然做出（蠢事）
used to show anger or annoyance that someone has done something foolish
例句
Why did you have to go and upset your mother on her birthday?
You have really gone and done it now — the manager wants to see you.