This Nike commerical is all in Portugese but gives you a good sense of what the crowd is like in a La Liga match and at the Camp Nou. The video focuses almost entirely on Ronaldinho.
It's a match between Barcelona and Atletico Madrid. It's an ad for Ronaldinho's Nike shoe R10. But really the ad shows you how much pressure is placed on a star player like Ronaldinho. And the great players thrive on all the pressure.
Nike Tiempo Ronaldinho
Here's Ronaldinho and the shoe designer talking about the shoes themselves.
Ronaldinho says: 'There is no doubt I like to feel the ball. And this leather gives you more contact with the ball.'