Annette's Jello Popcorn Balls

1 - 6 oz. box Jello (not sugar-free) , any flavor
2 cups sugar
1 cup Karo
1 t. vanilla

Bring to boil and boil for 2 minutes. Pour over 2 batches popcorn free of old maids. Stir together and mold into balls or blobs and put on waxed paper sprayed with Pam. (Remove from waxed paper before eating.)