Most 'reality' shows aren't reality at all. They're game shows with no prize. Like 'Rock of Love.' His aren't genuine feelings. Then again Bob Barker didn't really care whether or not you won the toaster. Sorry to shatter everyone's dreams.
I don't dream songs. I'm more apt to write dreams down and then to be able to interpret them into a song. I also tend to get up and write prose in the morning from which will come songs.