One that is prevalent here that I just don't get is...
"So don't I." I think it's used to agree with something, but it sounds backwards to me.
I found a bunch of their results faulty. Carbonated drinks in these parts are called "tonic". Places to get a drink in a public place is a "bubbler". A Chinese fire drill is when a car pulls over to the side of road and everyone changes seats.
Someone who changes lanes rapidly is just a "Massachusetts driver"!
We saw drive thru liquor stores on our trip through VA and NC.
Back in the Eighties when there was a huge influx of Northerners
there used to be a very popular bumper sticker in these parts. Remember the I "heart" New York stuff? The bumper sticker said "Love New York? Take I-30 East".