diff --git a/announcements.py b/announcements.py
index 470c14a..3d51048 100755
--- a/announcements.py
+++ b/announcements.py
@@ -6,6 +6,19 @@ from LEDfunctions import *
 
 # this script plays the content of the announcer (from json file)
 
+import subprocess
+# is the guru running?
+try: 
+	pirate_pid = subprocess.check_output(
+	["pgrep", "-f", "guru-pirate.py"]
+	)
+	print("guru pirate running:",pirate_pid)
+	subprocess.call(["kill", pirate_pid.replace("\n","")])
+except:
+	print("guru-pirate is not running")
+sleep(4)
+
+
 # when characters speak the LEDs light up and perform effects
 def vu_2_leds(color):
     while True:
diff --git a/guru-pirate.py b/guru-pirate.py
index b729eff..1572ce6 100755
--- a/guru-pirate.py
+++ b/guru-pirate.py
@@ -7,7 +7,20 @@ import json, random, os, subprocess
 from pprint import pprint
 from time import sleep
 from LEDfunctions import *
+import sys
 
+import subprocess
+# is the announcements.py running?
+try: # try: if no error - the process is running.
+     # therefore exit()
+	ann_pid = subprocess.check_output(["pgrep", "-f", "announcements.py"])
+        print("announcements.py ARE running. Will stop here", ann_pid)
+
+except:
+    print("announcements.py are not running. Will run guru")
+
+if 'ann_pid' in vars() or 'ann_pid' in globals():
+    sys.exit(1)
 
 # when characters speak the LEDs light up and perform effects
 def vu_2_leds(color):