public function displaySidebar( $html ) {
			if ( $this->sidebarDisplayed ) {
				if ( ! is_single() || tribe_is_showing_all() ) {
					ob_start();
					tribe_get_template_part( 'filter-bar/filter-view-' . tribe_get_option( 'events_filters_layout', 'vertical' ) );
					$html = ob_get_clean() . $html;
				}
				echo $html;
			}
		}