show all events on a single day view

single-no-pagination.php

<?php
add_filter('pre_get_posts', 'tribe_filter_days_on_single_day', 20);
function tribe_filter_days_on_single_day($query) {
	if (tribe_is_day()) {
		$query->set('nopaging', true);
	}
	return $query;
}