The song "Masterpiece" is by this American singer and songwriter who is  widely cited as an influence by other artists and often referred to as what?
Madonna (entertainer) Madonna Louise Ciccone ( ; born August 16, 1958) is an American singer, songwriter, actress, and businesswoman. A leading presence during the emergence of MTV in the 1980s, Madonna is known for pushing the boundaries of lyrical content in mainstream popular music, as well as visual imagery in music videos and on stage. She has also frequently reinvented both her music and image while maintaining autonomy within the recording industry. Besides sparking controversy, her works have been acclaimed by music critics. Referred to as the "Queen of Pop", Madonna is widely cited as an influence by other artists.
Fats Domino Antoine "Fats" Domino Jr. (born February 26, 1928) is an American pianist and singer-songwriter of French Creole descent. Five of his records released before 1955 sold over a million copies and were certified as gold records, and he had 35 records in the U.S. "Billboard" Top 40. His musical style is based on traditional rhythm and blues, accompanied by saxophones, bass, piano, electric guitar, and drums.