Story : The barbershop staff (along with Jen and Jimmy) attends one of Bill Cosby's lectures on personal responsibility in the African-American community. Terri and Yinka continue to smoke marijuana at the barbershop, which drastically affects their work performance. Isaac, who only dates women of color, decides to try dating White women. Eddie is in turmoil after learning the truth about Claire. Calvin learns that his late father had a second family . . . including a White wife and adult biracial children.