I cant be bothered explaining this - it fixes shit.

core/irc.py

@@ -172,7 +172,7 @@ class IRC(object):
                 if paramlist[-1].startswith(':'):
                     paramlist[-1] = paramlist[-1][1:]
                 lastparam = paramlist[-1]
-            # put the parsed message in the response queue 
+            # put the parsed message in the response queue
             self.out.put([msg, prefix, command, params, nick, user, host,
                     mask, paramlist, lastparam])
             # if the server pings us, pong them back
@@ -185,6 +185,7 @@ class IRC(object):
 
     def set_nick(self, nick):
         self.cmd("NICK", [nick])
+        self.nick = nick
 
     def join(self, channel):
         """ makes the bot join a channel """