Fiesta Chicken Pasta

2 cups of shell(or rotini) pasta, uncooked
1 Tbsp. of oil
1 1/2 lbs. of chicken cut into small bite-size pieces
1/4 cup of zesty Italian dressing
1 Tbsp. of chili powder
3/4 cup sour cream
3/4 cup of your favorite salsa
3/4-1 cup of shredded mexican style cheese

Cook pasta according to the package.  While pasta is cooking put the oil in a large skillet and cook the chicken in it on med. heat.  Cook for about 4 minutes, then add the Italian dressing.  Cook until chicken is done and add the rest of the ingredients, except for the cheese.  Mix until everything is fully combined and let it simmer for about 3-4 min.  Next, drain the pasta and put it in a very large serving bowl.  Put all the cheese on top of that then dump your skillet mixture on top of that.  Mix everything until it is fully combined and serve!