Sergio Vallín

Sergio Vallín Loera (born May 26, 1972) is a Mexican guitarist of the Mexican band Maná.[1] Vallín was born in Mexico City, where he lived for the first ten years of his life until he moved with his family to Aguascalientes, capital of the state of the same name. Thus he has nicknamed himself "Hidrocálido", after one of the demonyms for his adopted city.