Overriding Tribe template choices (TEC 3.x)

/**
 * Let's use the template_include filter, but run our code later than
 * Tribe's own template chooser code (priority 20).
 */
add_filter('template_include', 'override_tribe_tpl_choice', 20);

/**
 * We'll leave any template choices not relating to event queries
 * alone - and use the theme's single.php template for single
 * events/venues etc and page.php for everything else.
 *
 * This could of course be easily changed to use whichever particular
 * template you prefer.
 *
 * @param $tpl
 * @return string
 */
function override_tribe_tpl_choice($tpl) {
    if (!tribe_is_event_query()) return $tpl;
    if (is_singular()) return locate_template('single.php');
    return locate_template('page.php');
}