Stand Up To Cancer 2021 | HBO | Brittany Howard, Sofía Vergara, Reese Witherspoon, Ken Jeong | HBO is joining #StandUpToCancer on Saturday, August 21 at 8pm ET/PT and 7pm CT for a special televised fundraising event to support their lifesaving... | By HBO | Facebook | We're at our best when we stand together. That's when we make the impossible. Possible. That's what Stand Up to Cancer has done because you stood up because of you. Survivors are out there. We're making the impossible possible. We're committed to making every cancer patient a survivor. This is the moment we double our efforts. Together. We stand up to cancer. Tune in Saturday august 21st at 8/7c