<?php
$username = "e_d_s_a_t_a";
$feed = "http://search.twitter.com/search.atom?q=from:" . $username . "&rpp=1";

function parse_feed($feed) {
    $stepOne = explode("<content type=\"html\">", $feed);
    $stepTwo = explode("</content>", $stepOne[1]);
    $tweet = $stepTwo[0];
	$tweet = htmlspecialchars_decode($tweet,ENT_QUOTES);
    return $tweet;
}

$twitterFeed = file_get_contents($feed);
echo('&quot;'.parse_feed($twitterFeed).'&quot;');
?>