HOW TO TALK IN SAFE CHAT SERVERS: (UPDATED: Because of the recent updates to clubpenguin this awesome glitch does not work anymore. It is on this site because it was an awesome glitch.)
STEP 1:Go to an ultimate safe chat server.
STEP 2:Press the question mark on your chatbox.
STEP 3:Uncheck the safe chat box.
STEP 4:All you need to do now is go to another room on that server and then you will be able to talk.
Here is the video walkthrough made by Mike 92: