Assumes your post has a stored date meta-key called 'event-date'. This template tag will render the human readable date. If the meta-key matches the current date, it will instead return 'Today'

den_event_date.php

<?php

/**
 * Return human version of zulu time
 *
 * Assumes your post has a stored date meta-key called 'event-date'. This template tag will render the human
 * readable date. If the meta-key matches the current date, it will instead return 'Today'
 *
 * @package den_framework
 * @subpackage den_calendar
 * 
 * @todo render 'tomorrow' if day +1
 * @todo render day of week for next 4 days.
**/

function den_event_date() {
	global $post;

   
	$today = date('Y-m-d');

	$date = get_post_meta( $post->ID , 'event-date' , true );

	if ( $today == $date ) {
		$html .= '<span class="event-date event-today">';
		$html .= 'Today';
		$html .= '</span>';
		echo $html;
	} else  {
		$html .= '<span class="event-date">';
		$html .= date( 'M jS', strtotime( get_post_meta( $post->ID , 'event-date' , true ) ) );
		$html .= '<span>';
		echo $html;
	}
} ?>