Nives Zeljković (.mw-parser-output .IPA-label-small{font-size:85%}.mw-parser-output .references .IPA-label-small,.mw-parser-output .infobox .IPA-label-small,.mw-parser-output .navbox .IPA-label-small{font-size:100%}Croatian pronunciation: [zěːʎkoʋit͡ɕ]; born 18 December 1981), known by her stage name Nives Celzijus or Nives Celsius, is a Croatian model, singer and writer.