Kammala wannan jumla: A shekara ta 2002, shekarar farko a matsayin babban dan takara, Kupets ya zama na biyu a gasar cin kofin Amurka, a bayan 'yar wasan Olympics ta 2000 Tasha Schwikert, kuma ta zama ta takwas a kasa. An kira ta zuwa ga tawagar Amurka don
2002 Gasar Gasar Gymnastics ta Duniya a Debrecen, Hungary, inda ta lashe wasan karshe na sanduna marasa daidaito a kan zakara mai karewa sau biyar Svetlana Khorkina.