HEAT oil in large nonstick skillet on medium-high heat. Add chicken; cover. Cook 4 minutes on each side or until cooked through. Remove from skillet; cover to keep warm.
ADD water, 1/2 cup of the barbecue sauce and corn to skillet. Bring to boil.
STIR in rice. Top with chicken; cover. Reduce heat to low; cook 5 minutes. Top chicken with remaining 1/4 cup barbecue sauce.