Musespeak
Muse: But what do you mean 'stick to the plot'? Steve wants to have deep thinky-thoughts. And Maria wants to bicker with him because she got woken up in the middle of the night. And it's not like we have a maximum word count we need to stay under here, you know.
Me: If you don't get on with it, I'm going to make you write an action scene.
Muse:
Me: So there.
Muse. ... you know we're going to need to add another scene to this chapter anyway, right?
Me: Son of a...
Me: If you don't get on with it, I'm going to make you write an action scene.
Muse:

Me: So there.
Muse. ... you know we're going to need to add another scene to this chapter anyway, right?
Me: Son of a...
...and she knows it.
Bitch.
...and then be prepared to write 50k more when said muse rises from the dead and comes after everything you love.
Simple.
I give up.