Rubuta ci gaba don wannan sakin layi - Beckett ya fara fitowa a wasan farko a wasan farko na Wasannin Rukunin Wasannin Kasa na 2003 (NL), inda ya ba da gudummawa guda ɗaya kawai a cikin innings bakwai a kan San Francisco Giants amma ya karɓi asarar yayin da Jason Schmidt ya jefa cikakkiyar wasa. Koyaya, Marlins sun dawo don cin nasarar jerin a wasanni huɗu. Farawarsa ta gaba, a wasan farko na Gasar Zakarun NL ta 2003 da Chicago Cubs, bai yi kyau ba yayin da ya ba da gudummawa hudu a wasan farko, biyu daga cikinsu a kan gida da Moisés Alou ya yi, da kuma gudummawa shida a cikin wasanninsa. Marlins sun yi yaƙi kuma sun ci wasan a cikin ƙarin innings. Cubs sun dauki wasanni uku masu zuwa kuma suna bukatar nasara daya kawai don daukar jerin lokacin da Beckett ya koma dutsen a wasan biyar. Ya ba da izinin Cubs uku kawai su isa tushe a wasan, a kan guda biyu da tafiya, a cikin cikakkiyar wasan don kiyaye tawagarsa da rai. Marlins sun ci wasa na shida kuma, godiya a wani bangare ga mummunar lamarin Steve Bartman
Ka yi haƙuri. A wasa na bakwai, a hutun kwana biyu, Beckett ya fito daga bullpen don jefa innings huɗu kuma Marlins sun ci 9 zuwa 6 don cin nasarar gasar zakarun kasa.