Late Night with Seth Meyers Season 4 Gwen Stefani, Kirsten Gillibrand, Tove Lo Season 4, episode 73 Gwen Stefani, Kirsten Gillibrand, Tove Lo February 22, 2017 45 min Seth welcomes Gwen Stefani, Senator Kirsten Gillibrand and Tove Lo. Previous episode Anna Kendrick, Jordan Peele, Old 97’s Next episode Terry Crews, Leighton Meester, Ben Santer