Eels is an American rock band founded in Los Angeles in 1991 by singer-songwriter and multi-instrumentalist Mark Oliver Everett, also known as E. Over the years, the band's lineup has frequently changed, with Everett remaining the core member throughout its history. Eels are known for their emotionally charged music, often exploring themes like family, loss, and love. Since 1996, they have released fifteen studio albums, with several achieving success on the Billboard charts.