Babs' purple turtleneck and white skirt must have stunk...
That is pretty much her only outfit, almost like a uniform... except for the nice blazer she wore on the day to the museum outing (and the dress at the graduation dance).
I don't think that each scene filmed and put into this movie meant that it moved from one day to the next but at least ONE other outfit -- or at least another color shirt...
Poor Lulu during the filming of this... that shurt must have stunk something awful...
You're laborers, you're supposed to be laboring! That's what you get for not having an education!!