Late Night with Seth Meyers Season 4 Tracy Morgan, Michael McKean, Sen. Ben Sasse Season 4, episode 108 Tracy Morgan, Michael McKean, Sen. Ben Sasse May 16, 2017 45 min Seth welcomes Tracy Morgan, Michael McKean and Senator Ben Sasse. Previous episode Aziz Ansari, Jenna Dewan Tatum, Lany Next episode Jennifer Hudson, Horatio Sanz, David Mandel