Who wants to be a millionaire

Me and my wife were watching Who Wants To Be A Millionaire while we were in bed. I turned to her and said, 'Do you want to have sex?'

'No,' she answered.

I then asked, 'Is that your final answer?'

She didn't even look at me this time, simply saying 'Yes.'

So I said, 'Then I'd like to phone a friend.'

And that's when the fight started….