Haha, I'm sure you're right there Dave. And in 5 or 6 years time when she's trying to negotiate for a new kitchen appliance I will get the old "don't you remember the day you spent x on y..."
I remember my missus complaining about me spending £40 a week on beer. When I said that she spent more than that on cosmetics, she said she only bought them to make herself more beautiful for me. I told her that's what the beer was for - I don't think she's coming back!