WASHINGTON, DC - APRIL 30: Actress Helen Mirren shows her Prince symbol tribute at the 102nd White House Correspondents' Association Dinner on April 30, 2016 in Washington, DC. (Photo by Larry Busacca/Getty Images)

WASHINGTON, DC - APRIL 30:  Actress Helen Mirren shows her Prince symbol tribute at the 102nd White House Correspondents' Association Dinner on April 30, 2016 in Washington, DC.  (Photo by Larry Busacca/Getty Images)