Liffiton wuxuu bilaabay xirfadiisa dhalinyarada ee Aylmer Blues ee OHA-B ka hor inta aan lagu dooran wareega 16aad, 326aad guud ahaan, xulashada mudnaanta ee 2000 Ontario Hockey League ee Plymouth Whalers. Liffiton wuxuu ku soo biiray Whalers xilli ciyaareedkii 2001-02, wuxuuna horumariyay sidii difaaca jirka ee guriga jooga, Liffiton wuxuu diiwaan geliyay xilli ciyaareedkiisii ugu fiicnaa tirakoob ahaan 2002-03 isagoo leh 5 gool oo 16 dhibcood ah 64 kulan si uu u caawiyo Whalers inay gaaraan finalka Shirweynaha Galbeedka ee ka dhanka ah Kitchener Rangers. Kadibna waxaa loo qoray 63aad guud ahaan 2003 NHL Entry Draft by Colorado Avalanche. Sanadkii ugu dambeeyay ee uu la joogay Plymouth 2003-04, xuquuqda Liffiton waxaa lagu soo daray ganacsi ay Avalanche, oo ay weheliso Chris McAllister, New York Rangers iyada oo lagu beddelay Matthew Barnaby iyo xulashada wareega saddexaad ee 2004
(Denis Parshin) bishii Maarso 8, 2004.