Heat oil in large skillet over medium-high heat. Add pepper and onion and cook 5 min. or until tender-crisp, stirring occasionally.

In a bowl, combined chicken and half of the barbecue sauce.

Spread remaining barbecue sauce over the rolled out dough. Top with chicken and vegetables. Sprinkle with cheese.

Bake at 400°F until the cheese is bubbly and crust is crisp, about 20 min. Top with parmesan cheese.