Stone Temple Pilots (also known by the initialism STP) is an American rock band formed in San Diego, California, in 1989. Originally consisting of Scott Weiland (lead vocals), brothers Dean (guitar) and Robert DeLeo (bass, backing vocals), and Eric Kretz (drums), the band's lineup remained unchanged from its formation until the firing of Weiland in February 2013. Vocalist Chester Bennington joined the band in May 2013[1] but left amicably in November 2015.[2][3] In 2016, the band launched an online audition for a new lead vocalist;[4][5] they announced Jeff Gutt as the new lead singer on November 14, 2017.