MTV and the Kaiser Family Foundation, working with Planned Parenthood Federation of America (PPFA) officially unveiled GYT: Get Yourself Tested, a campaign to increase testing for sexually transmitted diseases (STDs) among young people on April 2, 2009. Many pop-culture celebrities are promoting GYT, including Flo Rida, The All-American Rejects, Asher Roth, N.E.R.D., Santigold, Perez Hilton, Benji Madden and Joel Madden of Good Charlotte, Big Boi, Keri Hilson, Soulja Boy, Joanna Garcia, Kid Sister, Chester French and Joy Bryant.