Madonna has called out the "ageism and misogyny" that followed her appearance at the Grammys by quoting a pair of Beyoncé songs. The queen of pop took the stage Sunday night to introduce Sam Smith and ...

Madonna has been an icon for four decades, and during her long reign as the queen of pop, the trailblazing star has always embraced provocation. Whether she's rolling around onstage in a wedding dress ...