diff --git a/modules/calc.py b/modules/calc.py
index 6768035..8e7caea 100755
--- a/modules/calc.py
+++ b/modules/calc.py
@@ -29,6 +29,8 @@ subs = [
 
 def calc(phenny, input): 
    q = input.group(2)
+   if not q: 
+      return phenny.say('0?')
 
    query = q[:]
    for a, b in subs: 
diff --git a/modules/info.py b/modules/info.py
index df6ad69..932ac2f 100755
--- a/modules/info.py
+++ b/modules/info.py
@@ -22,7 +22,7 @@ doc.priority = 'low'
 
 def commands(phenny, input): 
    # This function only works in private message
-   if input.startswith('#'): return
+   if input.sender.startswith('#'): return
    names = ', '.join(sorted(phenny.doc.iterkeys()))
    phenny.say('Commands I recognise: ' + names + '.')
    phenny.say(("For help, do '%s: help example?' where example is the " + 
diff --git a/modules/search.py b/modules/search.py
index 06241d4..856d3db 100755
--- a/modules/search.py
+++ b/modules/search.py
@@ -49,6 +49,8 @@ def formatnumber(n):
 
 def g(phenny, input): 
    query = input.group(2)
+   if not query: 
+      return phenny.reply('.g what?')
    uri = result(query)
    if uri: 
       phenny.reply(uri)
@@ -58,6 +60,8 @@ g.priority = 'high'
 
 def gc(phenny, input): 
    query = input.group(2)
+   if not query: 
+      return phenny.reply('.gc what?')
    num = count(query)
    phenny.say(query + ': ' + num)
 gc.commands = ['gc']
@@ -83,7 +87,7 @@ def gcs(phenny, input):
    results = [(term, n) for (n, term) in reversed(sorted(results))]
    reply = ', '.join('%s (%s)' % (t, formatnumber(n)) for (t, n) in results)
    phenny.say(reply)
-gcs.commands = ['gcs']
+gcs.commands = ['gcs', 'comp']
 
 if __name__ == '__main__': 
    print __doc__.strip()
diff --git a/modules/wikipedia.py b/modules/wikipedia.py
index 18a55f6..540ba4a 100755
--- a/modules/wikipedia.py
+++ b/modules/wikipedia.py
@@ -131,12 +131,11 @@ def wikipedia(term, last=False):
 
 def wik(phenny, input): 
    origterm = input.groups()[1]
+   if not origterm: 
+      return phenny.say('Perhaps you meant ".wik Zen"?')
    origterm = origterm.encode('utf-8')
 
    term = urllib.unquote(origterm)
-   if not term: 
-      return phenny.say(origin.sender, 'Maybe you meant ".wik Zen"?')
-
    term = term[0].upper() + term[1:]
    term = term.replace(' ', '_')
 
diff --git a/phenny b/phenny
index f54cc6c..8b3748a 100755
--- a/phenny
+++ b/phenny
@@ -5,6 +5,10 @@ Copyright 2008, Sean B. Palmer, inamidst.com
 Licensed under the Eiffel Forum License 2.
 
 http://inamidst.com/phenny/
+
+Note: DO NOT EDIT THIS FILE.
+Run ./phenny, then edit ~/.phenny/default.py
+Then run ./phenny again
 """
 
 import sys, os, imp, optparse