Brian Fallon is the lead vocalist and guitarist of the American rock band The Gaslight Anthem, known for their energetic live performances and emotionally charged rock music. The Gaslight Anthem, formed in New Brunswick, New Jersey, gained prominence in the 2000s and 2010s with albums like 'Sink or Swim' and 'American Slang.' Fallon has also pursued a solo career alongside his work with the band.