public function getFrontEndFields($params = null)
    {
        $fields = parent::getFrontEndFields($params);
        $fields->removeByName(array(
            'MD5Email',
            'AkismetMarked',
            'Visible',
            'ShowGravatar',
            'News',
        ));
        $fields->replaceField('Email', EmailField::create('Email', $this->fieldLabel('Email')));
        $fields->replaceField('Comment', TextAreaField::create('Comment', $this->fieldLabel('Comment')));
        $fields->fieldByName('Comment')
            ->setColumns(20)
            ->setRows(10);

        return $fields;
    }