Sign of Chaos (Chronicles of Amber)

Book 8 of the Chronicles of Amber. Merlin, son of Prince Corwin, continues his adventures to solve the mysteries of the attempts on his life, the murder of his ex-girlfriend, and the question of how he ended up in a a bar drinking with a white rabbit in a vest, a giant egg wearing a cravat (or is it a belt?), and a caterpillar smoking a hookah.