Heat oven to 350°F. Spray 8-inch round (1 1/2-quart) baking dish with cooking spray.
In medium bowl, mix mayonnaise, cream cheese, lemon juice and seafood seasoning. Stir in crabmeat, crushed crackers, 2 tablespoons chives, the capers and parsley. Spoon into baking dish.
Bake uncovered 35 minutes or until hot and bubbly. Garnish with additional chives.