Preheat oven to 350°F.
Cook pasta according to directions on package, minus one minute. Rinse with cool water & drain.
Lightly coat baking dish with olive oil.
Spread spaghetti sauce evenly in baking dish.
In a large bowl, combine the Alfredo sauce, broccoli, chicken and cheese.
Spoon mixture into cooked pasta shells and arrange into baking dish, filling side up.
Bake 20-25 minutes or until filling is hot.
