That's environmentally friendly housekeeping:
No electricity costs, there's no precious water necessary, and very useful in winter, because it keeps you warm.
ROTFL! When I was in youth orchestra, the director passed out music for "March of the Toys," from Babes in Toyland by Victor Herbert. When we rehearsed it for the first time, the trombones turned the introduction into the theme song from Mickey Mouse Club. No video, use your imagination...