Posted by Joe Ames on April 10, 1998 at 12:02:31:
Popcorn Salad
6 cups popped popcorn
1/2 cup green onions, sliced
1 cup celery, chopped
1 cup mayonnaise
1 cup sunflower seeds
1/2 cup sliced water chestnuts
1 cup grated cheddar cheese, reserve 
some for top
3/4 cup chopped, cooked bacon, reserve some for top
In large bowl combine onion, celery, mayonnaise, water chestnuts and sunflower seeds; chill.  Just before serving add popcorn, bacon and cheese.  Toss, top with reserved cheese and bacon.  Best when used within 4 hours. 
Serves 8.