My song-in-head has a reason:

Lately, I was stricken with an affliction some call an ear-worm (more infestations! I am infested!) but I call "song-in-head disease": that is, a catchy tune has infiltrated my neurons to where, in moments of repose, I find I think of this lyrical snatch in lieu of any other positive thing. The lyrical snatch?

I found that the Gilligan's Island Theme Song can kind of be sung to Ghost Riders in the Sky. I know I am not the first person to discover such a thing. For God's sakes, it's like when I found out the Emily Dickinson/Yellow Rose of Texas thing from an episode of Head of the Class. But it totally makes sense:

Here's a link to my salvation, of sorts.

I have found that trying to sing Oh, Little Town of Bethlehem, to House of the Rising Sun, helps a little. But for those prone to ear-worms, this knowledge is really dangerous, indeed.