The Tonight Show Starring Jimmy Fallon Season 3 Harry Connick Jr., Michael Phelps, Zara Larsson Season 3, episode 134 Harry Connick Jr., Michael Phelps, Zara Larsson September 1, 2016 45 min Previous episode David Spade, Finn Wolfhard, Millie Bobby Brown, Gaten Matarazzo, Caleb McLaughlin, Tove Lo Next episode Meg Ryan, Nick Kroll, John Mulaney, Dan White