Cherry Crumb Pie

1 frozen pie crust
1 (21 oz) can cherry pie filling
1/4 cup flour
2 tbsp brown sugar
2 tbsp butter or margarine, melted

Heat over to 425 degrees.

Spoon filling into frozen pie crust.  In small bowl, combine flour, brown sugar, and butter, until crumbly.  Sprinkle over filling.  Bake 35 to 45 minutes until filling is bubbly.