Angry with his mother for having too little time for him, eleven-year-old Felix takes advantage of an opportunity to become bat boy for a minor league baseball team, hoping to someday be like his father, a famous Cuban outfielder. Includes glossaries of baseball terms and Spanish words and phrases.

Mariano Rivera never dreamed of becoming a professional athlete. He didn't grow up collecting baseball cards, playing Little League, or cheering on his home team at the World Series. He had never heard of Babe Ruth, Lou Gehrig, Joe DiMaggio, or Mickey Mantle. One day, that all changed.