Kammala jumla mai zuwa: Laliberté ya fara aikinsa na wasa bayan da Montreal Rocket ta zaba shi a matsayin na 3 a cikin Quebec Major Junior Hockey League (QMJHL) Entry Draft. Nan da nan ya zama babban dan wasa ga kungiyar a matsayin daya daga cikin mafi kyawun masu kai hare-hare. Bayan shekaru biyu kawai tare da Rocket, wanda ya koma Charlottetown, Prince Edward Island a lokacin da yake tare da kulob din, an zaba shi a zagaye na huɗu, 124th gaba ɗaya, ta Philadelphia Flyers a cikin
2004 NHL shigarwa daftarin.