Question: What is the name of the character in the television series "Rob & Big" who was the best friend of Rob Dyrdek and who was born on January 13, 1972?
Sentence (from "Christopher Boykin"): Christopher "Big Black" Boykin (January 13, 1972 – May 9, 2017) was an American television personality and musician best known for his role on MTV's "Rob & Big", which followed him and his co-star, skateboarder Rob Dyrdek.
Relevant evidence: Yes