{k2ItemID 123}

select fulltext from #__k2_items where id = 123

// Event to display (in the frontend) the YouTube URL as entered in the category form
	function onK2CategoryDisplay(&$category, &$params, $limitstart)
	{
		$mainframe = JFactory::getApplication();
		// Get the output of the K2 plugin fields (the data entered by your site maintainers)
		$plugins = new K2Parameter($category->plugins, '', $this->pluginName);
		$output = $plugins->get('videoURL_cat');
		return $output;
	}
	// Event to display (in the frontend) the YouTube URL as entered in the user form
	function onK2UserDisplay(&$user, &$params, $limitstart)
	{
		$mainframe = JFactory::getApplication();
		// Get the output of the K2 plugin fields (the data entered by your site maintainers)
		$plugins = new K2Parameter($user->plugins, '', $this->pluginName);
		$output = $plugins->get('videoURL_user');
		return $output;
	}