In one of the secrets I had a Mudokon stuck running. This is an already known thing, but I took a video of it.
http://www.youtube.com/watch?v=B4z277zxn4I
I also had some fun with a low voiced Mudokon. Then it appears I had found a funny glitch. See the video for what I mean. Probably already found out by others, but funny to see though.
http://www.youtube.com/watch?v=jGedo1e1Knw