Applying grey, invert, tint to a char causes weird stuff to happen.

```
Tested applying grey, invert, tint to a char.
It causes some weirdness with the sound and textbox. Depending on the version, 
it may slow down the text or cause blips to happen before the text is printed.


```

Original issue reported on code.google.com by `earlAcda...@gmail.com` on 23 Mar 2014 at 7:23
