Who's That Girl
... that the title track of the album Who's That Girl made Madonna the first solo female performer to get six US number-ones in the 1980s?
... that the <a href="./Who's_That_Girl_(Madonna_song)" id="mwGUU" rel="mw:WikiLink" title="Who's That Girl (Madonna song)">title track</a> of the album <i id="mwGUY"><b id="mwGUc"><a href="./Who's_That_Girl_(soundtrack)" id="mwGUg" rel="mw:WikiLink" title="Who's That Girl (soundtrack)">Who's That Girl</a></b></i> made <a class="mw-redirect" href="./Madonna_(entertainer)" id="mwGUk" rel="mw:WikiLink" title="Madonna (entertainer)">Madonna</a> the first solo female performer to get six US number-ones in the <a href="./1980" id="mwGUo" rel="mw:WikiLink" title="1980">1980s</a>?