The Jonas Brothers are an American pop rock band formed in New York City, consisting of brothers Kevin, Joe and Nick Jonas. Emerging in the mid-2000s, they became known for a blend of pop, rock and power-pop songwriting characterized by catchy melodies, tight vocal harmonies and guitar-driven arrangements aimed at mainstream audiences. Their early career was associated with teen pop culture and family-friendly image, while later work incorporated more mature pop production and elements of contemporary pop-rock. They have been active in phases, achieving commercial success through recorded albums, singles and touring.