Hilariously, Homer getting drunk with Burns is an actual social custom that Japanese salarymen partake in with their bosses. Refusing to partake in after-work drinking is incredibly dishonorable, so Marge praising Homer for being drunk isn't too much of an exaggeration. Lisa going barefoot in the house is also another common Japanese custom.
Principal Skinner tells Superintendent Chalmers that the kids have been refused education in fear that they will lower test averages and cost the school federal funding.
Lisa going barefoot in the house is also another common Japanese custom.