The missing vacuums

Mister Rogers draws on a chalkboard before watching a video with Mr. McFeely about how people make chalk. In the Neighborhood of Make-Believe, Prince Tuesday tells Lady Aberlin about his prior fear of vacuum cleaners. It turns out that all of the vacuum cleaners in the neighborhood have disappeared. King Friday assigns Lady Aberlin, Mayor Maggie, and Prince Tuesday to find the missing vacuums. Mister Rogers visits the home of Professor Wang to see him write in Chinese calligraphy.