1Cook fettuccine as directed on package.
2While fettuccine is cooking, spray 12-inch nonstick skillet with cooking spray; heat over medium heat. Cook corn and onions in skillet about 4 minutes, stirring frequently, until corn is crisp-tender.
3Stir cream cheese and milk into corn mixture until blended. Stir in chicken, pimientos and pepper; heat through.
4Drain fettuccine. Stir fettuccine into cheese sauce mixture; heat through. Sprinkle with parsley.