Chapter 610

Chapter 610 is titled "The Fortuneteller Madame Shirley"

Cover
The cover title is called "Under the Direction of Siamese Cats, Vivi Sweats While Cleaning the Royal Bath."

Summary
After suffering massive blood loss, Sanji awakens after recieving a blood transfusion from two okamas. Chopper notices Luffy was poisoned by Hyouzou, but thanks to his fight with Magellan, Luffy's body has built up a natural immunity to the poison.

Plot Points

 * Madame Shirley is introduced.
 * Sanji survives a blood transfusion.
 * Luffy has an immunity to poisons after what happened in Impel Down.
 * Hyouzou is introduced.
 * Caribou escapes from the barrel and kidnaps a mermaid named Ishley.
 * Luffy and Usopp reunite with Brook.
 * Van der Decken is a wanted criminal in Fishman Island.
 * The Van der Decken that the Straw Hat Pirates met is Van der Decken XI, the grandson of the Van der Decken from the legend.
 * Van der Decken routinely threatens the Mermaid Princess for marrage.
 * King Neptune, the father of the Mermaid Princess, Fukaboshi, Ryuuboshi, and Manboshi, is mentioned for the first time.
 * The Mermaid Princess is revealed to be the youngest sibling of the Neptune Family.
 * Big Mam is revealed to be the new protector of Fishman Island, demanding candy as payment.
 * Big Mam's real name is revealed to be Charlotte Linlin.
 * Madame Shirley foresaw Luffy destroying Fishman Island.