how. do. i .add. getInfo

<?php

class Fish
{
    public $common_name;
    public $flavor;
    public $record_weight;

    function __construct($name, $flavor, $record){
        $this->common_name = $name;
        $this->flavor = $flavor;
        $this->record_weight = $record;
    }

    public function getInfo() {
        $output  = "The {$this->common_name} is an awesome fish. ";
        $output .= "It is very {$this->flavor} when eaten. ";
        $output .= "Currently the world record {$this->common_name} weighed {$this->record_weight}.";
        return $output;
    }

}
class Trout extends Fish {
  public $species;
  function __construct($name,$flavor,$record,$species){
      $this->common_name = $name;                                       
      $this->flavor = $flavor;
      $this->record_weight = $record;
      $this->species = $species; 
                                             }                
                          }
    function getInfo()
  {
    return $this->species ." " . $this->common_name. " tastes ". $this->flavor ." The record ".
      $this->species ." " .$this->common_name. " weighed " . $this->record_weight;

  }


     }
 $brook_trout = new Trout('Trout', 'Delicious', '14 pounds 8 ounces', 'Brook'); 
?>