Ayşe Ajda Pekkan ( 12 February 1946, Istanbul, Turkey), also known as Süperstar, is a Turkish pop singer and actress. Through a career spanning five decades thus far, Pekkan has released more than 20 albums and, with Sezen Aksu, is the most commercially successful female Turkish music artist with the sales of over 42 million copies worldwide. She is nicknamed the "Superstar" of Turkish pop music. Although famed for her music, Pekkan started her career as an actress with appearances in almost 50 films. During her music career, Pekkan has recorded songs in nine languages. Apart from Turkish, she is also fluent in English and French.