Isn't the man suppose to be the bread winner? Isn't the wife supposed to be the house maker?
Spike and Rainbow Dash have always been a little different.
They've come to an agreement; he'll wear the apron, she'll wear the work suit. He'll keep the house nice and clean, she'll make sure they can pay the mortgage.
She'll go on the long business trips, he'll wait patiently for her return.