The controversial blockbuster film "Joker" has the last laugh, smashing box office records despite deeply split reviews. Tyler Perry outdoes Hollywood on his own terms. iTunes is now i-history. And why are superstar singer Beyonce and a New England event planning company locked in a trademark battle? It's our Pop Culture Round Table.

Rachel Rubin - Professor of American studies at the University of Massachusetts, Boston.
Michael Jeffries - Associate professor of American studies at Wellesley College.