Southside Johnny (real name John Lyon, born December 4, 1948 in Neptune, New Jersey) is an American singer, harmonica player, and songwriter, who usually fronts his band The Asbury Jukes.

Southside Johnny and the Asbury Jukes are a Jersey Shore musical group led by Southside Johnny. They have been recording albums since 1976 and are closely associated with Bruce Springsteen & the E Street Band. They have recorded or performed several Springsteen songs, including "The Fever" and "Fade Away". (Wikipedia)