Conversation so far:
Where did the phrase Great Scott come from
It is frequently assumed that Great Scott! is a minced oath of some sort, Scott replacing God.
What is the meaning of the phrase  Great Scott“
Great Scott! is an interjection of surprise, amazement, or dismay, an inoffensive exclamation, popular in the second half of the 19th century and early 20th century, and now considered dated.

Question: In what country did the phrase originate
Self-contained rewrite: In what country did the phrase Great Scott originate