... some of the solutions in The Poisoned Pen were SO BIZARRE, I can't even. In one, Kennedy concludes the criminal disguised himself by cutting off the tips of his fingers and REGROWING THEM to produce new fingers (and thereby different fingerprints)... And then there was an instance where a doctor avoids dying from cyanide poisoning by washing out his stomach with hydrogen peroxide and then injecting said hydrogen peroxide into his bloodstream. LIKE, WHAT?
Read the full review at The Project Gutenberg Project.
Find out in this Top5.com article I wrote last year. The answer's actually kind of ridiculous.
And if you want more Hollywood trivia...