People getting up for work and driving to work in rush hour angrily and crankily mumble the fake curse words Yosemite Sam is famous for mumbling in Bugs Bunny cartoons until they get their coffee, at which point they become chipper and happy, comporting themselves more in the manner of the hyper-polite beavers from the Warner Bros. cartoons.
(Yosemite Sam often says mock curse phrases like: "Brecka-frecka sallifrassin'!" (Etc.)