diff --git a/core/bot.lua b/core/bot.lua
index 09db53b..efed768 100644
--- a/core/bot.lua
+++ b/core/bot.lua
@@ -44,7 +44,10 @@ function bot:OnChannelMessage(Username, Channel, Message)
         end
 
         if not self._commands[Command] then
-            Channel:Say("Unknown command '" .. Command .. "'.")
+            local FellBack =  hook.Call("bot.UnknownCommand", Username, Channel, Command, Arguments)
+            if not FellBack then
+                Channel:Say("Unknown command '" .. Command .. "'.")
+            end
         else
             local CommandData = self._commands[Command]
             if #Arguments ~= CommandData.Arguments and CommandData.Arguments ~= -1 then
diff --git a/plugins/auth-postgres.lua b/plugins/auth-postgres.lua
index 7032c2a..7a17d8a 100644
--- a/plugins/auth-postgres.lua
+++ b/plugins/auth-postgres.lua
@@ -1,7 +1,7 @@
 postgres = {}
 
 plugin.AddHook('auth.GetLevel', 'GetLevel', function(Channel, Account)
-    local DB = plugin.DBOpen('auth')
+    local DB = plugin.DBOpen('main')
     local Query = DB:Query("select _level from _level where _account = ? and _channel = ?",
         Account, Channel.Name)
     for Row in Query do
diff --git a/plugins/hackerspace.lua b/plugins/hackerspace.lua
index 10fa69e..7be6d55 100644
--- a/plugins/hackerspace.lua
+++ b/plugins/hackerspace.lua
@@ -12,6 +12,39 @@ plugin.AddCommand('at', 0, function(Username, Channel)
     if #Users == 0 then
         Channel:Say("Trochę Łotwa. Nawet zimnioka nie ma.")
     else
-        Channel:Say(table.concat(Users, ','))
+        Channel:Say(table.concat(Users, ', '))
     end
 end, "Show who's at the Warsaw Hackerspace.")
+
+plugin.AddCommand('describe', 1, function(Username, Channel, Term)
+    local db = plugin.DBOpen('main')
+    local Header = false
+    local Counter = 0
+    for Row in db:Query('select _oid::text from _term where lower(_name) = lower(?);', Term) do
+        local Oid = Row._oid
+        for Row2 in db:Query('select _text from _entry where _term_oid = ?', Oid) do
+            if not Header then
+                Channel:Say(string.format('I heard "%s" is:', Term))
+                Header = true
+            end           
+            local Text = Row2._text
+            Channel:Say(string.format('[%i] ', Counter) .. Text)
+            Counter = Counter + 1
+        end
+    end
+    if not Header then
+        Channel:Say("No such term!")
+    end
+
+end, "Describe a saved term.")
+
+plugin.AddHook('bot.UnknownCommand', 'DescribeTerm', function(Username, Channel, Command, Arguments)
+    local db = plugin.DBOpen('main')
+    for Row in db:Query('select _oid::text from _term where lower(_name) = lower(?);', Command) do
+        local Oid = Row._oid
+        for Row2 in db:Query('select _text from _entry where _term_oid = ? order by random() limit 1;', Oid) do
+            Channel:Say(Row2._text)
+            return true
+        end
+    end
+end)