Ianthe Demos -- co-director of the off-Broadway play "Balls" about the 1973 exhibition match between 55-year-old Bobby Riggs and 29-year old Billie Jean King and co-artistic director of One Year Lease theater company -- joins Thirty Love host Carl Bialik to talk about the very different film on the same topic, the theatricality of tennis, and the influence on the play of the 2016 election. Produced and edited by Jorge Estrada, with music by Lee Rosevere. More on "Balls," playing at 59E59 Theaters through Feb. 25: http://www.59e59.org/moreinfo.php?showid=307