earworm.. i always have that hahaha!
Yes especially when you can only remember a line or two so fill in the blanks with lalalalalalala!
Whatever you do..DO NOT listen to McArthur Park! Run from it, holding your hands against your ears.
i got a pocket got a pocket full of sunshine---
I don't have songs stuck in my head, usually music. Like this: http://www.listenonrepeat.com/watch/?v=lslErP0VhMk