Smiley is a monster created by Ceasar Clown on Punk Hazard Island.
Smiley is an antagonist in the One Piece series that was created by Eiichiro Oda. The series first began serialization in Shueisha's Weekly Shōnen Jump on August 4, 1997. It would later appear in the Punk Hazard Island Arc that began in Volume 66.
Its first appearance was in splash page on One Piece Volume 68 CH. 668 "Pirate Alliance", and Its first anime appearance was in One Piece - Episode 594 "Formed! Luffy and Law's Pirate Alliance!".