One part of the puzzle: “The study suggested those with neuroticism and small levels of obsessive compulsion will be invaded by earworms more often and for a longer period of time.”
True cruelty would suggest we insert “Santa Baby” in here, but who wants to completely ruin someone’s day? Instead, we’ll go for just a morning of torture.
For What It's Worth 
okay, so maybe i ruin only half the day:
Sammy was one of the great Jews of our time.
My sister had it. I have it. And in her memory I say this to you, Mr. Fountain: Feliz Navidad. Let that roll around for a little bit. She and I used to do this to one another – whether in person, by phone, or heck, by US mail – every year.
Damnit man. That song is now stuck in my head. Grrrr.