diff --git a/index.js b/index.js
index 24654ec2d1..20bc31be9c 100644
--- a/index.js
+++ b/index.js
@@ -1,3 +1,43 @@
-var kittens = [] //define your array here
+var kittens = ["Milo", "Otis", "Garfield"];
 
-// Add your functions and code here
+function destructivelyAppendKitten(name) {
+name = kittens.push('Ralph');
+return kittens;
+}
+
+
+function destructivelyPrependKitten(name) {
+  name = kittens.unshift('Bob');
+  return kittens;
+}
+
+function destructivelyRemoveLastKitten() {
+  kittens.pop();
+  return kittens;
+}
+
+function destructivelyRemoveFirstKitten() {
+  kittens.shift();
+  return kittens;
+} 
+
+
+function appendKitten(name){
+  var name_1= [...kittens,name];
+  return name_1;
+}
+
+function prependKitten(name){
+  var name_2=[name, ...kittens];
+  return name_2
+}
+
+function removeLastKitten(){
+  var caats= kittens.slice(0,kittens.length-1);
+  return caats;
+}
+
+function removeFirstKitten(){
+  var catts= kittens.slice(1)
+  return catts
+}
\ No newline at end of file