WATCH: Lady Gaga performs at the Parker Institute for Cancer Gala.

In support of the Parker Institute for Cancer Immunotherapy founded by the Silicon Valley billionaire Sean Parker, Lady Gaga made a special appearance at its launching event in Los Angeles on Wednesday night. The institute will include over 40 laboratories and more than 300 researchers from six key cancer centers in the United States which  will focus on the emerging field of cancer immunotherapy and development of more effective cancer treatments.


During the event, Lady Gaga performs jazz versions of her hit singles 'Bad Romance' and 'You and I' as well as some jazz classics such as 'New York, New York' and 'La Vie En Rose'. Check out some photos and videos below.

More photos and videos will be uploaded soon.