What song haunts you?

Here's my list of songs in the past few years that I have had trouble getting out of my head, that penetrate: + O, Superman - Laurie Anderson + Nightswimming - REM + Ashes of American Flags - WILCO + Last Days of Disco - Yo La Tengo + Biomusicology - Ted Leo and the Pharmacists What songs have... show more Here's my list of songs in the past few years that I have had trouble getting out of my head, that penetrate:

+ O, Superman - Laurie Anderson
+ Nightswimming - REM
+ Ashes of American Flags - WILCO
+ Last Days of Disco - Yo La Tengo
+ Biomusicology - Ted Leo and the Pharmacists

What songs have you had to hire an exorcist to get out of your mind?
Update: Ape Ape, love your list. Here's a few more on mine:

+ Your Misfortune - Mike Doughty
+ In the Devil's Country - Sufjan Stevens
+ For Ramona - Bob Dylan
+ Time for Heroes - Libertines
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