Replace the hard coded values in the output with the name and email values from the contacts array.

<?php
//edit this array
$contacts = array('Alena Holligan', 'Dave McFarland', 'Treasure Porth', 'Andrew Chalkley');
$contacts = [
  ["name" => "Alena Holligan",
   "email" => "alena.holligan@teamtreehouse.com"], 
  ["name" => "Dave McFarland",
   "email" => "dave.mcfarland@teamtreehouse.com"], 
  ["name" => "Treasure Porth",
   "email" => "treasure.porth@teamtreehouse.com"], 
  ["name" => "Andrew Chalkley",
   "email" => "andrew.chalkley@teamtreehouse.com"]
  ];

echo "<ul>\n";
//$contacts[0] will return 'Alena Holligan' in our simple array of names.
echo "<li> Alena Holligan : alena.holligan@teamtreehouse.com</li>\n";
echo "<li>Dave McFarland : dave.mcfarland@teamtreehouse.com</li>\n";
echo "<li>Treasure Porth : treasure.porth@teamtreehouse.com</li>\n";
echo "<li>Andrew Chalkley : andrew.chalkley@teamtreehouse.com</li>\n";
echo "</ul>\n";

echo "<ul>\";

echo "<li>" . $contacts[0]["name"] . " : " . $contacts[0]["email"] . "</li>\n";
echo "<li>" . $contacts[1]["name"] . " : " . $contacts[0]["email"] . "</li>\n";
echo "<li>" . $contacts[2]["name"] . " : " . $contacts[0]["email"] . "</li>\n";
echo "<li>" . $contacts[3]["name"] . " : " . $contacts[0]["email"] . "</li>\n";