Episode 90

"Hiluluk's Cherry Blossoms! Miracle of the Drum Rockies" is the 90th episode of One Piece anime.

Short Summary
After Luffy finally convinces Chopper to join his crew, Chopper announces his intentions to join their crew to Dr. Kureha, who doesn't take it too well; but after Chopper escapes from the castle, she decides to give the whole Straw Hat crew a beautiful farewell gift.