Marshall Howard Crenshaw (born November 11, 1953) is an American musician, singer and songwriter best known for his song "Someday, Someway", a Top 40 hit in 1982.His music has roots in classic soul music, British Invasion songcraft, Burt Bacharach and Buddy Holly—the latter to whom Crenshaw was often compared in the early days of his career, and whom he portrayed in the 1987 film La Bamba.