Well always leave a party at its height when you're most enjoying it.
Read more Lady Edith de Haviland QuotesFrom: Crooked House
Well, there's always a second murder. Someone who knows something is bumped off before they can reveal what they know.
But in some books, person after person is killed. You end by spotting the murderer because he or she is practically the only person left. We must see what happens next.