Combine Light Mayonnaise, basil, lemon juice and garlic in small bowl; set aside.
Grill or broil chicken, turning once, 4 minutes or until chicken is thoroughly cooked.
Evenly spray cut-side of rolls with I Can't Believe It's Not Butter! Spray Original and grill, pressing gently to sear, 1 minute or until rolls are toasted. Evenly spread rolls with basil mixture, then top with chicken, tomato, onion and lettuce.
Nutrition Information per serving: Calories 410, Calories From Fat 70, Saturated Fat 1.5g, Trans Fat 0g, Total Fat 8g, Cholesterol 65mg, Sodium 600mg, Total Carbohydrate 52g, Sugars 10g, Dietary Fiber 8g, Protein 35g, Vitamin A 8%, Vitamin C 10%, Calcium 10%, Iron 20%.