Rihanna founded the Clara Lionel Foundation (CLF) in 2012, in honor of her grandparents, Clara and Lionel Braithwaite. Programs include the Clara Braithwaite Center for Oncology and Nuclear Medicine at the Queen Elizabeth Hospital in Barbados, and education programs. The CLF hosts an annual Diamond Ball charity fundraiser event. The inaugural event in 2014 raised over $2 million and the second raised over $3 million. On February 12, 2012, Rihanna performed a benefit show at the House of Blues to raise money for the Children's Orthopaedic Center and the Mark Taper-Johnny Mercer Artists Program at Children's Hospital. In November 2012, Rihanna gave $100,000 to food bank donation for Hurricane Sandy. On January 3, 2014 Rihanna was part of the MAC Viva Glam campaign, which benefits women, men and children living with HIV/AIDS. In March 2020, Rihanna donated $5,000,000 to COVID-19 relief and followed that up with additional donations of personal protective equipment to the state of New York and an offer of $700,000 worth of ventilators to her home country Barbados. In April 2020, Rihanna further donated an additional $2,100,000, matching Twitter CEO Jack Dorsey for a total of $4,200,000, to provide support and resources to individuals and children suffering from domestic violence amid the lockdown.