diff --git a/CHANGELOG.mkdn b/CHANGELOG.mkdn
index b4f6823..029e12b 100644
--- a/CHANGELOG.mkdn
+++ b/CHANGELOG.mkdn
@@ -51,9 +51,11 @@ CHANGELOG
 * Ping server if no ping from server to test connection - Kiooeht [evacipatedBox] (Idea: Lexi [lexicalNuance])
 * MSPA comic update notifier - Kiooeht [evacipatedBox]
 * Volume control - Kiooeht [evacipatedBox]
+* Debug mode - illuminatedwax [ghostDunk]
 * Set IRC away on idle - Kiooeht [evacipatedBox]
 * Remote quirk shutoff in memos - Kiooeht [evacipatedBox]
 * Compress exit dumps into one line - Kiooeht [evacipatedBox] (Idea: Lexi [lexicalNuance])
+* Display channel mode change message - Kiooeht [evacipatedBox]
 * Bug fixes
     * Logviewer updates - Kiooeht [evacipatedBox]
     * Memo scrollbar thing - Kiooeht [evacipatedBox]
diff --git a/dataobjs.py b/dataobjs.py
index 434bb45..76cc39b 100644
--- a/dataobjs.py
+++ b/dataobjs.py
@@ -274,6 +274,12 @@ class PesterProfile(object):
         opinit = opgrammar.pcf+opchum.initials()+opgrammar.number
         return "<c=%s>%s</c> took away <c=%s>%s</c>'s voice." % \
             (opchum.colorhtml(), opinit, self.colorhtml(), self.initials())
+    def memomodemsg(self, opchum, opgrammar, syscolor, modeverb, modeon):
+        opinit = opgrammar.pcf+opchum.initials()+opgrammar.number
+        if modeon: modeon = "now"
+        else:      modeon = "no longer"
+        return "<c=%s>Memo is %s <c=black>%s</c> by <c=%s>%s</c></c>" % \
+            (syscolor.name(), modeon, modeverb, opchum.colorhtml(), opinit)
 
     @staticmethod
     def checkLength(handle):
diff --git a/memos.py b/memos.py
index f942202..3e26596 100644
--- a/memos.py
+++ b/memos.py
@@ -621,27 +621,67 @@ class PesterMemo(PesterConvo):
         for u in users:
             self.userlist.addItem(u)
 
-    def updateChanModes(self, modes):
+    def updateChanModes(self, modes, op):
         if not hasattr(self, 'modes'): self.modes = ""
         chanmodes = list(str(self.modes))
         if chanmodes and chanmodes[0] == "+": chanmodes = chanmodes[1:]
         modes = str(modes)
+        if op:
+            systemColor = QtGui.QColor(self.mainwindow.theme["memos/systemMsgColor"])
+            chum = self.mainwindow.profile()
+            opchum = PesterProfile(op)
+            if self.times.has_key(op):
+                opgrammar = self.times[op].getGrammar()
+            elif op == self.mainwindow.profile().handle:
+                opgrammar = self.time.getGrammar()
+            else:
+                opgrammar = TimeGrammar("CURRENT", "C", "RIGHT NOW")
         if modes[0] == "+":
             for m in modes[1:]:
                 if m not in chanmodes:
                     chanmodes.extend(m)
-            if modes.find("s") >= 0: self.chanHide.setChecked(True)
-            if modes.find("i") >= 0: self.chanInvite.setChecked(True)
-            if modes.find("m") >= 0: self.chanMod.setChecked(True)
+            if modes.find("s") >= 0:
+                self.chanHide.setChecked(True)
+                if op:
+                    msg = chum.memomodemsg(opchum, opgrammar, systemColor, "Secret", True)
+                    self.textArea.append(convertTags(msg))
+                    self.mainwindow.chatlog.log(self.channel, msg)
+            if modes.find("i") >= 0:
+                self.chanInvite.setChecked(True)
+                if op:
+                    msg = chum.memomodemsg(opchum, opgrammar, systemColor, "Invite-Only", True)
+                    self.textArea.append(convertTags(msg))
+                    self.mainwindow.chatlog.log(self.channel, msg)
+            if modes.find("m") >= 0:
+                self.chanMod.setChecked(True)
+                if op:
+                    msg = chum.memomodemsg(opchum, opgrammar, systemColor, "Mute", True)
+                    self.textArea.append(convertTags(msg))
+                    self.mainwindow.chatlog.log(self.channel, msg)
         elif modes[0] == "-":
             for i in modes[1:]:
                 try:
                     chanmodes.remove(i)
                 except ValueError:
                     pass
-            if modes.find("s") >= 0: self.chanHide.setChecked(False)
-            if modes.find("i") >= 0: self.chanInvite.setChecked(False)
-            if modes.find("m") >= 0: self.chanMod.setChecked(False)
+            if modes.find("s") >= 0:
+                self.chanHide.setChecked(False)
+                if op:
+                    msg = chum.memomodemsg(opchum, opgrammar, systemColor, "Secret", False)
+                    self.textArea.append(convertTags(msg))
+                    self.mainwindow.chatlog.log(self.channel, msg)
+            if modes.find("i") >= 0:
+                self.chanInvite.setChecked(False)
+                if op:
+                    msg = chum.memomodemsg(opchum, opgrammar, systemColor, "Invite-Only", False)
+                    self.textArea.append(convertTags(msg))
+                    self.mainwindow.chatlog.log(self.channel, msg)
+            if modes.find("m") >= 0:
+                self.chanMod.setChecked(False)
+                if op:
+                    msg = chum.memomodemsg(opchum, opgrammar, systemColor, "Mute", False)
+                    self.textArea.append(convertTags(msg))
+                    self.mainwindow.chatlog.log(self.channel, msg)
         chanmodes.sort()
         self.modes = "+" + "".join(chanmodes)
         if self.mainwindow.advanced:
@@ -732,7 +772,7 @@ class PesterMemo(PesterConvo):
     def modesUpdated(self, channel, modes):
         c = unicode(channel)
         if c == self.channel:
-            self.updateChanModes(modes)
+            self.updateChanModes(modes, None)
 
     @QtCore.pyqtSlot(QtCore.QString)
     def closeInviteOnly(self, channel):
@@ -999,7 +1039,7 @@ class PesterMemo(PesterConvo):
                     c.setIcon(icon)
             self.sortUsers()
         elif c == self.channel and h == "" and update[0] in ["+","-"]:
-            self.updateChanModes(update)
+            self.updateChanModes(update, op)
 
     @QtCore.pyqtSlot()
     def addChumSlot(self):
diff --git a/pesterchum.py b/pesterchum.py
index 5750410..fac8c09 100644
--- a/pesterchum.py
+++ b/pesterchum.py
@@ -2203,6 +2203,9 @@ class PesterWindow(MovingWindow):
     @QtCore.pyqtSlot(QtCore.QString, QtCore.QString)
     def cannotSendToChan(self, channel, msg):
         self.deliverMemo(channel, "ChanServ", msg)
+    @QtCore.pyqtSlot(QtCore.QString, QtCore.QString)
+    def modesUpdated(self, channel, modes):
+        self.modesUpdated.emit(channel, modes)
     @QtCore.pyqtSlot(QtCore.QString, QtCore.QString, QtCore.QString)
     def timeCommand(self, chan, handle, command):
         (c, h, cmd) = (unicode(chan), unicode(handle), unicode(command))