There are plenty of Club Penguin Cheats, Here are a lot of old/new cheats.
Old Ones:
Walk Through the beacon light:
1. Press + on your keyboard.
2. Throw a snowball to the other side.
3. Instead of throwing a snowball, you should be walking threw the light!
Lighthouse Walk on Walls:
1. Go By The Fish Thing.
2. Click The Door.
3. Quickly, Click on the top of the stairs.
4. You should be walking on walls.
Nub:
1.Go to http://play.clubpenguin.com/load.swf.
2. Go to any room.
3. Press F11 on your keyboard.
4. There should be a white thing on under your chat bar, Click on that.
5. Your Nubbing!
New Glithes/Cheats:
Walk on pathways:
1. Go to any room.
2. Click on path.
3. Quickly, Click on the Penguin Mail.
4. Wait 5 seconds.
5. X out of Penguin Mail.
6. You should be walking on the walls.
How to get on Thin Ice Game Thing.
1. Go To Dance Lounge.
2. Click on the wall above thin ice.
3. Say "No".
4. You should be on the thin ice thing!
I hope you enjoy these glitches.