Big Sir is Juan Alderete's what?
Big Sir (album) Big Sir is the first album by Big Sir, which is composed of bassist Juan Alderete and vocalist Lisa Papineau.
Juan Centeno Juan C. Centeno ( ; born November 16, 1989) is a Puerto Rican professional baseball catcher for the Houston Astros of Major League Baseball (MLB). He previously played for the New York Mets, Milwaukee Brewers, and Minnesota Twins.