<a href="https://en.wikipedia.org/wiki/Tipper_Gore" id="mwzQ" rel="mw:WikiLink" title="Tipper Gore">Tipper Gore</a> and other political wives form the <a href="https://en.wikipedia.org/wiki/Parents_Music_Resource_Center" id="mwzg" rel="mw:WikiLink" title="Parents Music Resource Center">Parents Music Resource Center</a> as <a href="https://en.wikipedia.org/wiki/Frank_Zappa" id="mwzw" rel="mw:WikiLink" title="Frank Zappa">Frank Zappa</a>, <a href="https://en.wikipedia.org/wiki/John_Denver" id="mw0A" rel="mw:WikiLink" title="John Denver">John Denver</a>, and other musicians testify at U.S. Congressional hearings on obscenity in rock music.