Use an electric mixer and beat the cream cheese and butter together until nice and creamy.
Add two tablespoons of drained pineapple and stir
Spread the cream cheese mixture over the crust
In a separate big bowl, combine the whipped topping with the remaining drained crushed pineapple. Stir.
Spread whipped topping mixture over the cream cheese layer
Sprinkle the crumb mixture on top of the dessert
Cover with plastic wrap and refrigerate for 6 hours at least before serving
ENJOY!