Kelly de Almeida Afonso (born March 3, 1983 in Rio de Janeiro), known for her stage name Kelly Key, is a Brazilian pop singer. She has sold over 7 million albums worldwide in her career and has had great success in Brazil, Chile, Argentina, Uruguay, Japan, Angola and Portugal. Kelly was the best selling female artist in Brazil in the 2000s, selling 4 million copies in the country. Key has 7 number ones singles in Hot 100 Brazil and a net worth of US$ 15 million.