Sergio Agüero with Independiente

Sergio Agüero joined the youth system of Independiente at the age of nine. He started playing for the side, becoming the youngest player to debut in the division at 15 years and 35 days (on 5 July 2003 against Club Atlético San Lorenzo de Almagro), when Independiente's coach, Oscar Ruggeri sent Agüero onto the field as a substitute for Emanuel Rivas in the 69th minute of the match. His performance was well received by the press, Despite his early debut, Agüero was not selected again by Ruggeri for the rest of the season.