diff --git a/www/help.html b/www/help.html
index 38eb2219..6d4d8c2e 100644
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+++ b/www/help.html
@@ -135,6 +135,16 @@
                         <td>Moderators</td>
                         <td>The chat buffer is cleared</td>
                     </tr>
+                    <tr>
+                        <td><pre>/clean <i>username</i></pre></td>
+                        <td>Moderators</td>
+                        <td>All items in the playlist that were added by that user are cleared. </td>
+                    </tr>
+                    <tr>
+                        <td><pre>/cleantitle <i>[-i]</i> <i>regexp</i></pre></td>
+                        <td>Moderators</td>
+                        <td>All items in the playlist that have a title matching the regexp are cleared.  Use the <code>-i</code> flag to ignore case. </td>
+                    </tr>
                 </table>
                 <p>There are also some other chat features.  When your name appears in a message, <span class="nick-highlight">the message will be highlighted.</span>  If you type the beginning of someone's name in chat, pressing tab will attempt to autocomplete the name.</p>