Teenage singer Hilary Duff was amused to find herself - and her butt - the subject a string of lyrics in Eminem's single, 'Ass Like That'. In the single, Eminem raps about his appreciation for the derrières of a collection of female stars, including Jessica Simpson, Gwen Stefani, and the Olsen Twins: Mary-Kate and Ashley. 

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In one verse, Duff's behind becomes the topic of his rap, in which he says: "Hilary Duff is not quite old enough / So I ain't never seen a butt like that / Maybe next year I'll say ass and she'll make my pee pee go doing, doing, doing."

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Duff was made aware of the audacious and saucy lyrics when she appeared on MTV's 'Total Request Live'. After hearing them, Duff reportedly blushed, before answering with: "I never knew the exact words to that, but it's funny."