In his latest movie, “Love & Mercy,” John Cusack plays the Beach Boys auteur Brian Wilson, a man Cusack calls “a complete paradox.” We hear from comedy writer David Javerbaum, who tweeted his way to fame in the name of God and has now turned his one-liners into a Broadway play. And we launch our latest Extra Credit listener challenge for high school students with comedian, actor, and author B.J. Novak.