Trees, and no sign of tricky monsters

I have just gone and fitted a new security alarm, so now there should be no interruptions from those naughty little monsters. That's the idea anyway.

Ba-wah! Ba-wah! Help! the tricky monsters are invading!
Hello everyone! How did you lot get this picture in?
We very sneakily and skillfully hacked the
computer and... You got the password buy guessing
didn't you. Yes.