Every pop star has songs that are best left forgotten. Except who can forget these?
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Britney Spears: "Dear Diary"
I nearly chose the more recent "My Baby" for the line, "I smell your breath / It makes me cry," but this unforgettable gooey nonsense from "Oops!... I Did It Again" is still the rankest. She allegedly wrote the tune, which explains the lyrics, but every note is the most saccharine choice imaginable.