diff --git a/index.js b/index.js
index 132693a35c..4c08813ea5 100644
--- a/index.js
+++ b/index.js
@@ -1 +1,30 @@
-// Write your solution here!
+const cats = ["Milo", "Otis", "Garfield"];
+
+function destructivelyAppendCat(){
+  return cats.push("Ralph");
+}
+function destructivelyPrependCat(){
+  return cats.unshift("Bob");
+}
+function destructivelyRemoveLastCat(){
+  return cats.pop();
+}
+function destructivelyRemoveFirstCat(){
+  return cats.shift();
+}
+function appendCat(name){
+  let newCats;
+  return newCats = [...cats, name]
+}
+function prependCat(name){
+  let moreNewCats;
+  return moreNewCats = [name, ...cats];
+}
+function removeLastCat(){
+  let evenMoreNewCats;
+  return evenMoreNewCats = cats.slice(0,2);
+}
+function removeFirstCat(){
+  let cat
+  return cat = cats.slice(1);
+}