Or actually the other way around: cracking up with Cracking On.
There's at least one in every publication: in the last issue of Sphinx I now know there's at least two, no -- three.
In my editorial, there's 'arrive' with one 'r': Christmas is due to arive shortly.
Worse is the Grey Hen progress interview. I started the problem by asking Joy Howard about her new anthology, Cracking Up. Only of course, it isn't called Cracking Up, it is called Cracking ON. She politely pointed this out and I corrected the error. As I thought.