good gracious
US /ɡʊd ˈɡreɪ.ʃəs/
UK /ɡʊd ˈɡreɪ.ʃəs/

1.
mio Dio, perbacco
an exclamation of surprise, alarm, or exasperation
:
•
Good gracious, I completely forgot about our appointment!
Mio Dio, ho completamente dimenticato il nostro appuntamento!
•
Good gracious, look at the mess you've made!
Mio Dio, guarda che disastro hai combinato!