Mark your calendars and set your DVRs: The following are this week's guests on "The Tonight Show Starring Jimmy Fallon" and "Late Night with Seth Meyers."
"The Tonight Show Starring Jimmy Fallon"
Friday, September 19: James Spader
Monday, September 22: Sofia Vergara, Megan Boone and musical guest The Black Keys
Tuesday, September 23: Kerry Washington, Carson Daly and musical guest Julian Casablancas and The Voidz
Wednesday, September 24: Andy Samberg, Kevin Durant and musical guest Kenny Chesney
"Late Night With Seth Meyers"
Friday, September 19: Heidi Klum, Kieran Culkin and Leslie Jones (repeat airing)
Monday, September 22: Martha Stewart and Ana Gasteyer
Tuesday, September 23: Jennifer Hudson, Patrick Wilson and musical guest Jennifer Hudson
Wednesday, September 24: James Harden and musical guest Sam Hunt
Thursday, September 25: Andy Samberg, Emily VanCamp and Roy Wood Jr. Show
Friday, September 26: Luke Wilson, Max Greenfield and musical guest Banks (repeat airing)
(These listings are subject to change and additions will be made. Check back regularly for updates.)
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