John Minchillo / AP
While Trump's Inauguration Committee had trouble drawing celebrities to perform at events throughout the weekend, Women's March organizers have rallied a series of A-listers to participate in today's event. They'll be appearing in crowds that dwarf the inauguration festivities.
Here are the famous people you can expect to see marching through Washington.
America Ferrera is serving as chairwoman.
She's being joined by Gloria Steinem, Cher, Lena Dunham, Chelsea Handler, Charlize Theron, Mary McCormack, Scarlett Johansson, Padma Lakshmi, Debra Messing, Julianne Moore, Katy Perry, Olivia Wilde, Uzo Aduba, Cristela Alonzo, Patricia Arquette, Danielle Brooks, Lea DeLaria, Diane Guerrero, Danai Gurira, Margo Jefferson, Angelique Kidjo, Stephanie March, Shantell Martin, Frances McDormand, Hari Nef, Monica Raymond, Amy Schumer, Yara Shahidi, Alia Sherif, Kara Walker, Constance Wu and Zendaya... among others.
Other celebrities are taking to the streets in cities both across the U.S. and abroad, and they're all sharing their support via social media.