Easy Apple Crisp

Everytime I make this for company or get togethers - it's a huge hit and it's very easy.

Ingredients:

1 cup quick cooking oats
2/3 cup packed brown sugar
1/2 cup all purpose flour
1/2 cup butter, softened
1 - 20 ounce can of apple pie filling

Preparations:

1. Combine oats, brown sugar, flour and butter
2. Press 2/3 of mixture into greased 9x13 pan
3. Pour apple pie filling over mixture
4. Top with remaining oat mixture and bake at 350 for 30 minutes