Related:

• Jack + Jill are married and love each other. Jack from time to time thinks Jill has affairs with Tom, Dick, or Harry, but he is wrong.
  Jack's best friend is John. John's wife leaves him, and Jack invites John to stay with him + Jill....
• Jack and Jill went up the hill, They each had a buck and a quarter.
  Jill came down and she had $2.50....
• Jack and Jill went up the hill To do some Hanky Panky.
  Jack went 'Uh!' and Jill went 'Ah!' And out came baby Frankie!...
• Jack and Jill were hired by a big computer corporation.
  They worked there for about half a year until hard times hit the company....
• Jack, "You have interrupted me seventeen times." Jill, "That's no way to carry on a conversation, counting the interruptions.
• In a company there are two employees, Jack and Jill.
  Both have been model employees and have been much valued by the firm....
• Jack and Jill were working for this company. The company had run into some bad times and the guy that owned the company was going to have to lay either Jack or Jill off.
  He really couldn't decide which one to lay off because they were both really good workers....
• A group of scientists were doing an investigation into problem-solving techniques, and constructed an experiment involving a physicist, an engineer, and a mathematician.
  The experimental apparatus consisted of a water spigot and two identical pails, one of which was fastened to the ground ten feet from the spigot....