Session musicians, also called studio musicians, are professional instrumental performers who can be hired to play at live performances or in recording sessions. Many session musicians specialize in playing rhythm section instruments such as electric guitar, piano, electric bass, double bass, or drum kit. Some session musicians "double" on multiple instruments, such as electric bass and double bass or keyboards and guitar, a skill that enables them to play in a wider range of musical styles. Usually such musicians are not permanent members of a musical ensemble with the singers/soloists that they are accompanying and they often do not achieve individual fame in their own right as soloists or bandleaders. However, some backing bands of session musicians have become well known (e.g., The Wre