Weill refers to Kurt Weill, a German composer known for his influential work in musical theater and opera during the 20th century. He is best recognized for his collaborations with playwright Bertolt Brecht, particularly in the creation of the iconic opera The Threepenny Opera. Weill's music often blends classical elements with jazz and popular styles, making it accessible and engaging. In addition to The Threepenny Opera, Weill composed several other notable works, including Street Scene and Lady in the Dark. His compositions often explore social themes and human struggles, reflecting the turbulent times in which he lived. Weill's legacy continues to impact contemporary music and theater.