Big Dog, T-Bone and Shades are three African-Americans that Peter Griffin makes his "posse" in "Peter Griffin: Husband, Father...Brother?" after discovering that he has a black ancestor named Nate Griffin.
While conversing with Carter Pewterschmidt who has come to visit after receiving the news from Lois, he sends the guys into the kitchen to make sandwiches as Carter instructs them not to write on his jacket.