sub update_overview {
    my $dbh =   new_dbh();
    my ($id,$format_name,$overview) = @_;
    my $season = substr($format_name,0,3);
    my $episode = substr($format_name,3);
    my $sth = $dbh->prepare("UPDATE seasons
                            SET overview = ?
                            WHERE id = ?
                            AND season = ?
                            AND episode = ?");
    $sth->execute($overview,$id,$season,$episode);

}