Mix sour cream, cream of chicken, & chili in bowl. Heat so mixture is easier to spread over casserole.

Cut tortillas in strips an inch thick and 2 inches long

Pour a little sour cream mix in bottom of 9x13 baking dish. Place half of tortillas in baking dish. Put chicken, half of sour cream mix, & half of cheese on top of tortillas. Put remaining tortillas & sour cream mix in baking dish. Place olives & remaing cheese on top.

Cover with alluminum foil and bake at 350°F for 30 to 40 min.