have a field day
US /hæv ə fiːld deɪ/
UK /hæv ə fiːld deɪ/

1.
احتفل, استغل الفرصة
to have an opportunity to do something enjoyable or to exploit a situation to one's advantage, often with negative connotations for others
:
•
The tabloids will have a field day with this scandal.
ستحتفل الصحف الشعبية بهذه الفضيحة.
•
When the teacher left the room, the students had a field day.
عندما غادرت المعلمة الغرفة، احتفل الطلاب.