After Tipper Gore heard her 11-year-old daughter Karenna listening to Prince's song "Darling Nikki" (which gained wide notoriety for its sexual lyrics and a reference to masturbation), she founded the Parents Music Resource Center.
Miután Tipper Gore meghallotta a 11 éves lányát Prince "Darling Nikki" számát énekelni (ami erősen szexuális tartalmú), létrehozta a PMRC-t (Parents Music Resource Center).