Late Night with Seth Meyers Season 4 Howie Mandel, Sen. Tammy Duckworth, Aaron Schatz Season 4, episode 147 Howie Mandel, Sen. Tammy Duckworth, Aaron Schatz August 11, 2017 45 min Seth welcomes Howie Mandel, Senator Tammy Duckworth and Aaron Schatz. Previous episode Colin Jost, Michael Che, Leslie Jones, Brian Knappenberger Next episode Kenan Thompson, Leah Remini, Bryan Fogel