diff --git a/AircraftConfig/main.xml b/AircraftConfig/main.xml
index 932e663d..3b6d62fd 100644
--- a/AircraftConfig/main.xml
+++ b/AircraftConfig/main.xml
@@ -198,7 +198,7 @@
 				</binding>
 			</button>
 			
-			<checkbox>
+			<!--<checkbox>
 				<label>Enable Baggage Ramp</label>
 				<halign>left</halign>
 				<enable>
@@ -209,6 +209,31 @@
 					<command>dialog-apply</command>
 				</binding>
 				<live>true</live>
+			</checkbox>-->
+			<checkbox>
+				<label>Enable External Air</label> <!-- there is no overhead indication or switch -->
+				<halign>left</halign>
+				<property>/controls/pneumatic/switches/groundair</property>
+				<binding>
+					<command>property-toggle</command>
+					<property>/controls/pneumatic/switches/groundair</property>
+				</binding>
+				<enable>
+					<and>
+					<equals>
+						<property>/controls/gear/brake-parking</property>
+						<value>1</value>
+					</equals>
+					<less-than>
+						<property>/velocities/groundspeed-kt</property>
+						<value>2</value>
+					</less-than>
+					</and>
+				</enable>
+				<binding>
+					<command>dialog-apply</command>
+				</binding>
+				<live>true</live>
 			</checkbox>
 			
 			<checkbox>
@@ -220,6 +245,18 @@
 					<property>/controls/electrical/switches/gen-ext</property>
 					<value>0</value>
 				</binding>
+				<enable>
+					<and>
+					<equals>
+						<property>/controls/gear/brake-parking</property>
+						<value>1</value>
+					</equals>
+					<less-than>
+						<property>/velocities/groundspeed-kt</property>
+						<value>2</value>
+					</less-than>
+					</and>
+				</enable>
 				<binding>
 					<command>dialog-apply</command>
 				</binding>
diff --git a/Models/Liveries/A321/WTF.png b/Models/Liveries/A321/WTF.png
new file mode 100644
index 00000000..669add25
Binary files /dev/null and b/Models/Liveries/A321/WTF.png differ
diff --git a/Models/Liveries/A321/WTF.xml b/Models/Liveries/A321/WTF.xml
new file mode 100644
index 00000000..ba3dea0a
--- /dev/null
+++ b/Models/Liveries/A321/WTF.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<PropertyList>
+	<sim>
+		<model>
+			<livery>
+				<name>it0uchpods VIP aircraft</name>
+				<texture>Liveries/A321/WTF.png</texture>
+			</livery>
+		</model>
+	</sim>
+</PropertyList>
+ 
diff --git a/Nasal/pneumatics.nas b/Nasal/pneumatics.nas
index 500b7f4f..0c594473 100644
--- a/Nasal/pneumatics.nas
+++ b/Nasal/pneumatics.nas
@@ -1,5 +1,5 @@
 # A320 Pneumatics System
-# Joshua Davidson (it0uchpods)
+# Joshua Davidson (it0uchpods) and Jonathan Redpath (legoboyvdlp)
 
 #############
 # Init Vars #
@@ -9,6 +9,7 @@ var pneu_init = func {
 	setprop("/controls/pneumatic/switches/bleed1", 0);
 	setprop("/controls/pneumatic/switches/bleed2", 0);
 	setprop("/controls/pneumatic/switches/bleedapu", 0);
+	setprop("/controls/pneumatic/switches/groundair", 0);
 	setprop("/controls/pneumatic/switches/pack1", 0);
 	setprop("/controls/pneumatic/switches/pack2", 0);
 	setprop("/controls/pneumatic/switches/hot-air", 0);
@@ -18,6 +19,7 @@ var pneu_init = func {
 	setprop("/systems/pneumatic/bleed1", 0);
 	setprop("/systems/pneumatic/bleed2", 0);
 	setprop("/systems/pneumatic/bleedapu", 0);
+	setprop("/systems/pneumatic/groundair", 0);
 	setprop("/systems/pneumatic/total-psi", 0);
 	setprop("/systems/pneumatic/start-psi", 0);
 	setprop("/systems/pneumatic/pack-psi", 0);	
@@ -45,6 +47,8 @@ var master_pneu = func {
 	var xbleed_sw = getprop("/controls/pneumatic/switches/xbleed");
 	var eng1_starter = getprop("/systems/pneumatic/eng1-starter");
 	var eng2_starter = getprop("/systems/pneumatic/eng2-starter");
+	var groundair = getprop("/systems/pneumatic/groundair");
+	var groundair_supp = getprop("/controls/pneumatic/switches/groundair");
 	var rpmapu = getprop("/systems/apu/rpm");
 	var stateL = getprop("/engines/engine[0]/state");
 	var stateR = getprop("/engines/engine[1]/state");
@@ -71,6 +75,7 @@ var master_pneu = func {
 	var bleed1 = getprop("/systems/pneumatic/bleed1");
 	var bleed2 = getprop("/systems/pneumatic/bleed2");
 	var bleedapu = getprop("/systems/pneumatic/bleedapu");
+	var ground = getprop("/systems/pneumatic/groundair");
 	
 	if (stateL == 1 or stateR == 1) {
 		setprop("/systems/pneumatic/start-psi", 18);
@@ -78,13 +83,13 @@ var master_pneu = func {
 		setprop("/systems/pneumatic/start-psi", 0);
 	}
 	
-	if (pack1_sw == 1 and (bleed1 >= 20 or bleedapu >= 20) and eng1_starter == 0 and eng2_starter == 0) {
+	if (pack1_sw == 1 and (bleed1 >= 20 or bleedapu >= 20 or ground >= 20) and eng1_starter == 0 and eng2_starter == 0) {
 		setprop("/systems/pneumatic/pack1", pack_flo_sw);
 	} else {
 		setprop("/systems/pneumatic/pack1", 0);
 	}
 	
-	if (pack2_sw == 1 and (bleed2 >= 20 or bleedapu >= 20) and eng1_starter == 0 and eng2_starter == 0) {
+	if (pack2_sw == 1 and (bleed2 >= 20 or bleedapu >= 20 or ground >= 20) and eng1_starter == 0 and eng2_starter == 0) {
 		setprop("/systems/pneumatic/pack2", pack_flo_sw);
 	} else {
 		setprop("/systems/pneumatic/pack2", 0);
@@ -111,6 +116,12 @@ var master_pneu = func {
 		setprop("/systems/pneumatic/total-psi", total_psi_calc);
 	}
 	
+	if (groundair_supp) { 
+		setprop("/systems/pneumatic/groundair", 39);
+	} else {
+		setprop("/systems/pneumatic/groundair", 0);
+	}
+	
 	var total_psi = getprop("/systems/pneumatic/total-psi");
 }
 
diff --git a/Nasal/various.nas b/Nasal/various.nas
index eed29668..b428dbc9 100644
--- a/Nasal/various.nas
+++ b/Nasal/various.nas
@@ -131,6 +131,7 @@ setlistener("/sim/signals/fdm-initialized", func {
 	systems.pneu_init();
 	systems.hyd_init();
   	itaf.ap_init();			
+	externalconnections.start();
 	var autopilot = gui.Dialog.new("sim/gui/dialogs/autopilot/dialog", "Aircraft/A320Family/Systems/autopilot-dlg.xml");
 	setprop("/it-autoflight/input/fd1", 1);
 	setprop("/it-autoflight/input/fd2", 1);
@@ -147,3 +148,14 @@ var aglgears = func {
 }
 
 aglgears();
+
+var externalconnections = maketimer(0.1, func {
+	var groundpwr = getprop("/controls/switches/cart");
+	var groundair = getprop("/controls/pneumatic/switches/groundair");
+	var gs = getprop("/velocities/groundspeed-kt");
+	var parkbrake = getprop("controls/gear/brake-parking");
+	if ((groundair or groundpwr) and ((gs > 2) or !parkbrake)) {
+		setprop("/controls/switches/cart", 0);
+		setprop("/controls/pneumatic/switches/groundair", 0);
+	}
+});
\ No newline at end of file