public function getClosest($lat = null, $long = null)
	{
		// Check the rate limit for remaining hits
		$this->checkRateLimit('trends', 'closest');

		// Set the API path
		$path = '/trends/closest.json';

		$data = array();

		// Check if lat is specified
		if ($lat)
		{
			$data['lat'] = $lat;
		}

		// Check if long is specified
		if ($long)
		{
			$data['long'] = $long;
		}

		// Send the request.
		return $this->sendRequest($path, 'GET', $data);
	}