…I have never heard another person say those things.
Haha, I can totally relate to someone making up expressions, then sticking with them. For example, a couple I made up for whatever reason, and still employ with a frequency:
Oh, rabbits! (expression of surprise, sometimes used as a mild curse)
Well, shut my mouth and spank my bottom! (surprised, Southern-style)
Smooch my ruby, red rump! (tauntingly, Bender of Futurama-style)
Haha, I can totally relate to someone making up expressions, then sticking with them. For example, a couple I made up for whatever reason, and still employ with a frequency:
Fiddlesticks is a known English term. It’s a mild oath like dang or darn.
“Oh rabbits” sounds like something Wallace and Gromit would say.
“Oh, Rabbits!” is actually an Australian curse much like Americans say, Oh, Rats. It comes from the Great Rabbit plague. Never heard of it?
https://en.m.wikipedia.org/wiki/Rabbit_plagues_in_Australia