Who released the dance-pop song "Hung Up" in 2005?

Madonna

What city is Batman's home? In exchange for her voice, what does Ariel wish for in "The Little Mermaid"? What genere is the artist Skrillex known for? Who wrote the influential history textbook 'A People's History of the United States'? Which navy vessel became infamous due to its explosion in Havana harbor in 1898?