Striker who was the youngest player included on Pele's FIFA 100 list of the top players in the game in 2004; member of the FC Barcelona from 2001 to 2007 and the Argentinian national team from 2000 to 2007.
He made his professional debut at the age of 16 with River Plate.
Although he was born in Argentina, his ancestors descended from Spain and he became a Spanish citizen.
He grew up in Buenos Aires, Argentina.
He played alongside Lionel Messi on the Argentinian national team from 2005 to 2007.