A man might like to think it's his master bedroom only if his wife say's it's ok.
Jack Benny biography said that his wife Sadie Marks, later Mary Livingston allowed him the smallest bedroom in the house. Her dressing area was larger than his bedroom and he was the sole supporter of the house.
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"It doesn't cost "nuttin", to be nice". 
MOM
I just want to do the right thing! Uncle Joe, (my hero).