long story short
US /lɔŋ ˈstɔri ʃɔrt/
UK /lɔŋ ˈstɔri ʃɔrt/

1.
per farla breve, in breve
used when you are going to explain what happened in a simple way, without giving all the details
:
•
So, long story short, we missed our flight and had to stay an extra night.
Quindi, per farla breve, abbiamo perso il nostro volo e abbiamo dovuto rimanere una notte in più.
•
I could tell you all the details, but to make a long story short, he got the job.
Potrei raccontarti tutti i dettagli, ma per farla breve, ha ottenuto il lavoro.