Isabel Luberza Oppenheimer (23 July 1901 – 4 January 1974), better known as "Isabel la Negra", was a Puerto Rican brothel owner and madam in barrio Maragüez, Ponce, Puerto Rico. Her name and her brothel, Elizabeth's Dancing Club, became part of Puerto Rican folklore both during her life and posthumously.
Luis Vigoreaux Rivera (April 12, 1928 – January 17, 1983) was a Puerto Rican radio and television show host, announcer, comedian and producer. Vigoreaux was considered a pioneer in the television business in Puerto Rico, and enjoyed success with several radio and television shows throughout his career.
Vigoreaux was brutally murdered on January 17, 1983. His wife, Lydia Echevarría, was convicted in 1986 of planning the murder, along with hitmen Papo Newman and David López-Watts.