One Piece Chapter 3, page 3: Chapter 3: Enter Zolo: Pirate Hunter

Luffy and Koby are eating at a local restaurant. Luffy mentions that this is where they will part ways, saying, "Well, Koby, I guess this is where we go our separate ways. I hope you join the Navy and become a great sailor!" Koby tearfully thanks him, "Th-thank you, Luffy! And I hope you become a great pirate!...Even if that means we'll be enemies." However, when Luffy casually mentions, "Hey, I just remembered... That guy is supposed to be imprisoned here-- Roronoa Zolo...", the entire restaurant suddenly panics with a loud "KRASH!!!" Customers crash to the floor and tremble in absolute terror. Koby whispers to Luffy, "Maybe you shouldn't say that name out loud around here..."