Lady Gaga
On April 18, 2020, Gaga performed the song "Smile" as part of the TV special One World: Together at Home, which featured appearances from many entertainers, such as Jennifer Lopez, Beyoncé, Taylor Swift, and Elton John.  The program, which was organized by Gaga and Global Citizen in an effort to raise money for those affected by COVID-19, raised over $127 million. It earned the Guinness World Record for "Most Money Raised for Charity by a Remote Music Festival."