Meat Loaf, born Marvin Lee Aday, is an American rock singer known for his theatrical, operatic sound and energetic performances. His music incorporates elements of hard rock, pop, and musical theatre, with his most influential album, "Bat Out of Hell", featuring grandiose narratives and dramatic instrumentation. Throughout his career, Meat Loaf collaborated extensively with songwriter Jim Steinman, whose epic storytelling style greatly influenced his musical direction. His distinct blend of rock and theatre has left a significant mark on the music industry, making him one of the best-selling music artists of all time.