 Ramba uchiverenga ndima ino - Andersen akakwikwidza achimiririra Denmark mumitambo miviri yokushambira paMitambo yeOlympic yeZhizha ya2000 muSydney. Pazuva rokutanga reMitambo, akabatana naDennis Otzen Jensen, Jeppe Nielsen, naJacob Carstensen mu 4 × 100 m freestyle relay. Achishambira muchikamu chechipiri mumakwikwi matatu, Andersen akarekodha kupatsanurwa kwe51.45, asi maDanes akakwanisa kutora nzvimbo yechinomwe uye yegumi nemasere yakazara munguva yekupedzisira ye3:24.78. Mazuva matatu gare gare, Andersen, pamwe chete naJensen, Nielsen, naCarstensen, vakaisa gumi nerimwe 4×200 m freestyle relay nenguva ya7:24.63. Mukati memakwikwi okutanga mumakwikwi maviri, akauya nekushambira kunoshamisa pamushandirapamwe wechipiri ndokunyora kupatsanurwa kwe1:51.51. 