One Piece Chapter 20, page 6: A Thief's Philosophy

Buggy gets furious, shouting, "YOU'RE PREPARED FOR THIS, AREN'T YOU, NAMI...!!" He detaches his body parts with a "BA...RA... BA...RA..." sound and launches them in an attack called "FESTIVAL!!!" Nami gasps "ACK!" as parts fly everywhere, leaving Luffy confused.