James Shanahan, known professionally as Jamey Jasta, is an American vocalist, best known as the lead singer of metalcore band Hatebreed and sludge metal band Kingdom of Sorrow. Jasta also fronts metalcore band Icepick. Prior to Hatebreed, he fronted the hardcore band Jasta 14.

Hatebreed is an American metalcore band from Bridgeport, Connecticut, formed in 1994. The band released its debut album Satisfaction is the Death of Desire in 1997, which gave the band a cult following. The band signed to Universal Records and released Perseverance in 2002, which hit the Billboard 200. Combining elements of hardcore and heavy metal, the band is often described as a metalcore, hardcore punk, and beatdown hardcore band. They have played a major role in the Connecticut hardcore scene.