Roadrunner Records issues: RATT performed at this weekend’s Monsters of Rock festival in São Paulo, Brazil, and you can watch their full set below now! The photo accompanying this post is by Rafael Koch Rossi, and you can see many more killer shots on his Flickr page!

http://www.youtube.com/watch?feature=player_embedded&v=z1q_I2UKJtM

Ratt live in São Paulo