'Mannequin (Extended Play)' is Leon Markcus' debut mini album that first introduced the singer/songwriter into the music scene. The E.P debuted at number 1 on the Singapore ITunes Charts, over takin international acts such as Christina Grimme's Side A E.P. The album consist of what Markcus would describe as baby Songwriting and experimental music. The rock centralized theme glues the entire E.P together with tracks like 'Gold Limousine' & 'Killer Clown' takin centre stage of its rock inflused sound, while songs like 'Circles' approaches the rock genre with an experimental alternative electronica rock sound.