President Barack Obama and First Lady Michelle Obama on stage during the GOTV Rally on Independence Mall with Hillary Clinton in Philadelphia, PA on 11/7/2016

Democratic Nominee Bernie Sanders speaks during a campaign rally at St. Mary’s Park on March 31, 2016 in the Bronx, New York.

Jessica Alba speaks during a keynote Q&A at the 2015 Pennsylvania Women’s Conference

Mariah Carey performs at her 2nd annual “All I want For Christmas Is You” Concert series at the Beacon Theater on December 8, 2015 in New York City, New York.

Pharrell Williams performs tracks from the ‘Hidden Figures’ soundtrack, live on the Today Show.

Ava DuVernay speaks during her keynote Q&A at #BlogHer15: Experts Among Us.