holy-moly

US /ˌhoʊ.li ˈmoʊ.li/
UK /ˌhoʊ.li ˈmoʊ.li/
1.

used to show that you think something is surprising, shocking, or impressive:

:
•
See that house? Holy moly!
:
holy molyholythe Holy Grailholy shitholy cow