In The Beatles "When I'm 64," Paul McCartney asks a woman if she'll still be there for him when he's 64. In 2006, he got his answer when shortly before his 64th birthday, he and Heather Mills separated.
The chorus of "Voulez-vous coucher avec moi ce soir" in "Lady Marmalade" is French for "Do you want to sleep with me tonight?" When Labelle performed it on television, they had to change it to "Voulez-vous danser avec moi ce soir" (Do you want to dance with me tonight?).
The Naughty by Nature hit "O.P.P." doesn't have any curse words, but many oversensitive radio stations played a "clean" version with the word "kitten" edited out, surely the first time that word was censured.
Meghan Trainor and her producer Kevin Kadish originally wrote "All About That Bass" for another artist to record. However, after Epic Records boss LA Reid heard Meghan play a demo of the song on a ukulele, he signed the young songwriter to his label and told her she should sing it.