20 Guaranteed Ways to Get Yourself Murdered in an Agatha Christie Novel

1. Agree to attend a house party (or tour group) at the invitation of someone completely unknown to you
2. Agree to witness an elderly person's controversial new will
3. Attempt to blackmail the real murderer
4. Announce in a room crowded with suspects that you've just figured out who did it, but you're going to wait until tomorrow to tell the police what you know
5. Announce in a room crowded with suspects that you actually weren't in your room at the time of the murder; instead, you were out wandering the halls, passages, or garden
6. Announce in a room crowded with suspects that you possess psychic powers capable of identifying the killer
7. Host a house party at which all the guests are people who have a reason to hate you
8. Possess an inconveniently accurate memory about past events, especially anything to do with past murders, past marriages, or the birth of twins
9. Agree to switch cloaks, costumes, hats, bedrooms, or train compartments with another person
10. Agree to participate in a "joke" to be played on someone else
11. Spend your ample down-time looking out the window of your house
12. Agree to let someone else pick the mushrooms for dinner (or, naively prepare mushrooms left anonymously in your kitchen)
13. Accept the offer of a rendezvous in the garden, at night, alone, because an anonymous note asked you to be there
14. Agree to invitations that involve intimate weekend hunting meets, masquerade parties, or strolls along the edges of perilous cliffs
15. Reveal yourself to be the long lost relative - uncle, nephew, child - of anyone wealthy who already possesses several expectant heirs
16. Become involved in a love affair in which your lover requires you to conceal your affection, your true name, or your relationship to someone who is very wealthy
17. Become involved in a love triangle when you're the only one of the three possessing a fortune
18. Have a past history of abusing or harming children in some way
19. Laugh off warnings that "your life may be in danger" delivered by dapper men with Belgian accents
20. Live in the same village as Ms. Marple