Lil' Jon, Lena Dunham, Darren Criss Create a Rock the Vote Video

Whoopi Goldberg, Lena Dunham, Darren Criss and others make appearances.

— -- Odds are, you've heard Lil' Jon's hit song, "Turn Down For What."

But, have you heard his new remix, "Turn Out For What"?

To find out what's driving Natasha Lyonne, Sophia Bush, Ireland Baldwin and others to the polls, watch the music video below.