Celebrity causes

Sen. Kamala Harris, D-Calif., speaks during an event in St. George, S.C., on Saturday, March 9, 2019. Harris is spending two days in South Carolina, home of the first southern presidential primary in 2020, spending time with voters in rural and coastal areas. (AP Photo/Meg Kinnard)

FILE - In this Nov. 4, 2016 file photo, Beyonce and Jay-Z perform during a Democratic presidential candidate Hillary Clinton campaign rally in Cleveland. The power couple will be honored for accelerating LGBTQ acceptance at the GLAAD Media Awards on March 28. (AP Photo/Matt Rourke, File)

FILE - In this Sept. 7, 2018, file photo, Christina Aguilera attends the Harper's BAZAAR "ICONS by Carine Roitfeld" party at The Plaza in New York. The nation's largest LGBTQ civil rights organization is honoring Aguilera with its Ally for Equality award. The Human Rights Campaign announced Thursday, March 7, 2019, the six-time Grammy-winning singer is a true "LGBTQ icon" who uses her platform to "share a message of hope and inspiration" to those who have been marginalized. (Photo by Charles Sykes/Invision/AP, File)

FILE - In this Oct. 9, 2018, file photo, Annie Lennox attends Porter's 3rd Annual Incredible Women Gala at the Wilshire Ebell Theatre in Los Angeles. Lennox has a sweet dream - that the world will embrace the term global feminism and continue to push for the advancement of women's rights around the globe. The iconic singer and activist teamed with Apple Music to launch a video Thursday, March 7, 2019 in support of global feminism to coincide with International Women's Day, which is Friday, March 8. (Photo by Richard Shotwell/Invision/AP, File)

FILE - In this Feb. 27, 2005 file photo, singer Prince arrives with his wife Manuela Testolini for the 77th Academy Awards in Los Angeles. Andra Day, Dave Stewart of the Eurythmics and Philip Bailey of Earth, Wind & Fire will perform during a fundraising gala honoring Prince to benefit the foundation of his second wife, Testolini. The evening Sunday to raise money for In a Perfect World will be hosted by Anthony Anderson. Bobby Brown, Beyonce’s mother, Tina Knowles, Chaka Khan and Prince’s “Purple Rain” co-star Apollonia Kotero were scheduled to attend. Testolini, who was married to the late megastar from 2001 to 2007, told The Associated Press on Friday that performances will be heavy on Prince music. About 250 people will attend in Los Angeles. (AP Photo/Kevork Djansezian, File)

Former Vice President Joe Biden speaks at the Chuck Hagel Forum in Global Leadership, on the campus of the University of Nebraska-Omaha, in Omaha, Neb., Thursday, Feb. 28, 2019. (AP Photo/Nati Harnik)

This combination photo shows Hollywood and Broadway producer Scott Rudin at The National Board of Review Motion Pictures awards gala in New York on Jan. 11, 2011, left, and the cover of Harper Lee's "To Kill a Mockingbird." Dozens of community and non-profit theaters across the U.S. have been forced to abandon productions of “To Kill a Mockingbird” under legal threat by Rudin. The combative move has prompted calls for a boycott of Rudin’s work. Rudin is arguing that author Harper Lee signed over exclusive worldwide rights to the title of the novel and that Rudin’s current adaptation on Broadway is the only version allowed to be performed. (AP Photo/Evan Agostini, File)

FILE - In this Dec. 13, 2017 file photo, Peter Frampton attends the 2017 Ripple of Hope Awards in New York. Doctors at Johns Hopkins University hope to raise awareness and funds for research following Frampton’s announcement that he has a rare muscular disease. The disease causes weakness in the legs, forearms and fingers, and its cause is still unknown. As it will eventually prevent Frampton from playing guitar, the 68-year-old is embarking on a farewell tour this summer. (Photo by Andy Kropa/Invision/AP, File)

FILE - In this Thursday, Dec. 18, 2008 file photo, German violinist Anne-Sophie Mutter performs during the Jose Carreras Gala rehearsal in Leipzig, eastern Germany. American rapper and DJ Grandmaster Flash, German violinist Anne-Sophie Mutter and international music charity Playing for Change Foundation on Wednesday Feb. 13, 2019, won Sweden's Polar Music Prizes for 2019. (AP Photo/Eckehard Schulz, file)