Cika wannan jumla: Lehtonen an rubuta shi a karo na biyu a cikin jerin
2002 NHL Entry Draft ta Atlanta Thrashers bayan fitaccen kakar 2001-02 a cikin Finnish SM-liiga. Lehtonen shine mai tsaron gida na Jokerit, amma ya kama matsayin farawa kuma ya lashe kofin Urpo Ylönen, wanda aka baiwa mafi kyawun mai tsaron gida na kakar wasa, da kuma kyautar MVP na gasar, Jari Kurri. Lehtonen ya zauna tare da Jokerit don ƙarin kakar kafin ya koma Arewacin Amurka.