And weird voices that you think must be happening in your own head,' said cat.

I think most of it happened in my head.

Don't ask me how or why these things happen in my head.

Something seemed to have happened in his head, because it was difficult, although not impossible, to frame words.

There are strange things happening in his head and I am afraid.

He wanted to know what was happening in her head, he thought suddenly.

Perhaps there was something happening in his head, like false memory.

You see, back a long time ago, maybe when I was born or even before, something funny happened in my head.

There's something happened in your head that means you don't see straight any more, and I can't allow that.

After a few more minutes, stuff started happening in my head.