God. I hate when it happens. One of my math teachers said that if you ever have a song stuck in your head you should sing the Chicken dance then you'll not have the other song stuck in your head.
"The weight of this sad time we must obey, Speak what we feel, not what we ought to say. The oldest hath borne most; we that are young Shall never see so much, nor live so long"-Edgar in King Lear