Kammala wannan jumla: Dernier shi ne mai buga kwallo a tawagar Cubs ta 1984 N.L. East division championship. Hall of Fame na biyu Ryne Sandberg ya buga na biyu kuma an kira biyu na biyu "The Daily Double" by Cubs mai ba da labari Harry Caray. Dernier ya kasance memba na ƙungiyar 1983 Phillies, wanda ya lashe gasar zakarun kasa amma ya rasa gasar cin kofin duniya zuwa Baltimore Orioles, da kuma ƙungiyar Cubs ta 1984 wacce ta lashe NL East amma ta yi rashin nasara a wasan karshe zuwa San Diego Padres. Ya buga kwallo a wasan farko na wasa na 1 a
1984 National League Championship Series don fara nasara 13-0 ga Cubs, amma sun sauke jerin, wasanni uku zuwa biyu.