Easy Cheesecake
["1 (8 oz.) pkg. cream cheese, softened", "1/3 c. sugar", "1 tsp. vanilla", "1 c. (1/2 pt.) sour cream", "1 (8 oz.) container Cool Whip", "1 Keebler Ready-Crust graham cracker crust"]
["Beat cream cheese until smooth.", "Beat in sugar.", "Blend in sour cream and vanilla.", "Fold in Cool Whip, blending well.", "Spoon into crust.", "Chill until set, at least 4 hours."]
["cream cheese", "sugar", "vanilla", "sour cream", "graham cracker crust"]