1In a large pot of salted boiling water,cook pasta until
al dente,rinse under cold water,and drain.
2In medium bowl,combine ranch dressing,sour cream,barbecue sauce and seasoned pepper,Whisk together until smooth,set aside.
3In a large salad bowl,combine cooked and cooled pasta,
sliced chicken,cheeses,carrots,onion and parsley.Mix in
dressing last,reserving 1/2 cup.Let sit overnight in fridge.Stir before serving.Add extra dressing if pasta appears dry.