Jensen's family attempts to find him a mystery bride as part of a radio contest. When Jared is the one that meets him at the altar, the two embark on a marriage that neither of them expected.
Set AU-ishly somewhere in Season 4 (no demon blood addictions, Jimmy is gone). Castiel's vessel has started to develop basic needs. His libido seems to think it's a fifteen year old's. Sam helps him control it.