Mix graham cracker crumbs, melted butter, and sugar until combined.
Press mixture into molds or liners; chill.
Beat softened cream cheese until smooth; add powdered sugar.
Whip cold heavy cream with vanilla until stiff peaks form.
Fold whipped cream into cream cheese mixture.
Spoon filling into crusts; chill for 4 hours.
Decorate with sprinkles and candy canes before serving.
