Related:

• He laughs at every joke three times... once when it's told, once when it's explained, and once when he understands it.
• Few people think more than two or three times a yea
  I have made an international reputation for myself by thinking once or twice a week....
• The Department of Education in the state of Attra recommends that high school students be assigned homework every day.
  Yet a recent statewide survey of high school math and science teachers calls the usefulness of daily homework into question....
• Homer: So, uh, what are you in for? Marge: I'm a political prisoner.
  Last time <I> ever take a stand... Homer: Well, I'm here for being me....
• Homer: We chained Hugo up in the attic like an animal and fed him a bucket of fish heads once a week.
  Marge: It saved out marriage! Treehouse of Horror VII...
• Garbagemen come once a week.
• Each day fill lamps, clean chimneys, and trim wicks. Wash the windows once a week. -- Work Rule
• You don't get once-in-a-lifetime offers like this every day.
• Someday is not a day of the week.