Under this unique experience, one winner and guest will spend the entire day exploring how the 26-year-old singer goes about preparing for her shows, reported Contactmusic.
The highest bidder will secure a personal meet and greet session with Gaga and a photo session backstage.
Besides, there will be an opportunity to see band rehearsals, walk into different departments managing the event before heading to the concert in the evening that is scheduled for 2013.
The charity supports Cedars-Sinai Medical Genetics Institute, which works toward diagnosis, treatment and research into genetic diseases.