A cliffhanger is a story or anecdote that stops abruptly for the express purpose of forcing the audience to return. Soap operas use cliffhangers to great effect.

My favorite cliffhangers (sort of) are from the Rocky and Bullwinkle show such as

Will Bullwinkle taste Ambrosia? Can Rocky outwit the Gods?
Find out next week in ...
Orange Zeus, or Debate and Discus.