#1 to Infinity
... that Mariah Carey's greatest hits album #1 to Infinity features all 18 of her U.S. Hot 100 number-one songs?
... that <a href="./Mariah_Carey" id="mwA54" rel="mw:WikiLink" title="Mariah Carey">Mariah Carey</a>'s greatest hits album <i id="mwA58"><b id="mwA6A"><a href="./Number_1_to_Infinity" id="mwA6E" rel="mw:WikiLink" title="Number 1 to Infinity">#1 to Infinity</a></b></i> features all 18 of her U.S. <a href="./Billboard_Hot_100" id="mwA6I" rel="mw:WikiLink" title="Billboard Hot 100">Hot 100</a> number-one songs?