let secretMessage = ['Learning', 'is', 'not', 'about', 'what', 'you', 'get', 'easily', 'the', 'first', 'time,', 'it', 'is', 'about', 'what', 'you', 'can', 'figure', 'out.', '-2015,', 'Chris', 'Pine,', 'Learn', 'JavaScript']; secretMessage.pop(); //console.log(secretMessage.length); secretMessage.push('to','Program'); //console.log(secretMessage); secretMessage[7]= 'right'; //console.log(secretMessage); secretMessage.shift(); //console.log(secretMessage); secretMessage.unshift('Programming'); //console.log(secretMessage); secretMessage.splice(6,5,'know'); //console.log(secretMessage); ///.splice it used to select and replace. the 6 is the index and 5 is counting how much you want to replace and 'know' is what you are replacing it with. console.log(secretMessage.join(' ')); // .join converts the array to a string, and the ' ' is to add spaces to the string so it reads like a normal sentence.