NOFX is a punk rock band from San Francisco, California, United States, formed in 1983. The original lineup included singer/bassist Fat Mike, drummer Erik Sandin, and guitarist Eric Melvin. Since 1991, the lineup has remained the same, with El Hefe playing guitar and trumpet. They have released 11 full-length studio albums, 15 EPs, 2 live albums, and many 7" singles. The group has sold over 6 million records worldwide, making them one of the most successful independent acts of all time.