{% extends "admin/change_form.html" %}
{% load i18n admin_urls static admin_modify %}

{% block object-tools %}
{% if change %}{% if not is_popup %}
  <ul class="object-tools">

    {# THIS <li> IS OUR ONLY ALTERATION TO THIS TEMPLATE #}
    <li>
        <a href="{% url 'email_guests' event_id=object_id %}">Email Guests</a>
    </li>

    {% block object-tools-items %}
      {% change_form_object_tools %}
    {% endblock %}
  </ul>
{% endif %}{% endif %}
{% endblock %}