Kevin Hart Calls Out Celebrities To Donate To Hurricane Harvey Victims American Comedian Kevin Hart has made a sizable donation to flood relief efforts in Houston and he is proudly flaunting it for his colleagues to follow-suit The comedian announced a $25,000 donation to the American Red Cross for victims of Hurricane Harvey. In an Instagram video. Hart said he was starting a celebrity challenge to donate money to the cause. Beyonce, Jay Z, Justin Timberlake, Dwayne "The Rock" Johnson and Jerry Seinfeld are among the stars he called on to make their own pledge. "This is a serious matter," Hart said in the video. "I think the people are in bad shape and they need help. I'm going to lead the charge and step it up in this way.