--- a/tv_grab_zz_sdjson
+++ b/tv_grab_zz_sdjson
@@ -235,7 +235,7 @@
 # minimize the chance of an error causing the day to be off by one.
 sub parse_original_airdate {
 	my ($year, $month, $day) = ($_[0] =~ /(\d+)-(\d+)-(\d+)/);
-	local $Params::Validate::NO_VALIDATION = 1;
+#	local $Params::Validate::NO_VALIDATION = 1;
 	return DateTime->new(
 		year       => $year,
 		month      => $month,
@@ -1339,9 +1339,14 @@
 # The xmltv docs state this field is "When and where the programme was last shown".
 # However mythtv expects the original air date to be in this field.
 sub get_program_previously_shown {
-	my ($details) = @_;
+	my ($program, $details) = @_;
 	my %previously_shown;
 
+    my $new = $program->{'new'};
+    if($new) {
+        return undef;
+    }
+
 	my $date = $details->{'originalAirDate'};
 	if($date) {
 		my $dt = parse_original_airdate($date);
@@ -1457,7 +1462,7 @@
 			'episode-num'      => get_program_episode($program, $details),
 			'video'            => get_program_video($program),
 			'audio'            => get_program_audio($program),
-			'previously-shown' => get_program_previously_shown($details),
+			'previously-shown' => get_program_previously_shown($program, $details),
 			'premiere'         => get_program_premiere($program),
 #			'last-chance'      => undef,
 			'new'              => get_program_new($program),