Guests for "Jay Leno," which airs at 11:35 PM ET, follow:
Thursday, Jan. 23 - Guests include Matt LeBlanc, Speaker John Boehner with musical guest Dorian Holley
Friday, Jan. 24 - Guests include Terry Bradshaw, Heidi Klum with musical guest Darius Rucker
Monday, Jan. 27 - Guests include Dana Carvey, Earvin "Magic" Johnson with musical guest A Great Big World
Tuesday, Jan. 28 - Guests include Wanda Sykes, Thomas Haden Church with musical guest Dwight Yoakam
Wednesday, Jan. 29 - Guests include Bill Maher, Whitney Cummings with musical guest Jennifer Nettles
Thursday, Jan. 30 - Guests include Miley Cyrus, Howie Mandel with musical guest Sarah McLachlan
Friday, Jan. 31 - Guests include Tim Allen with musical guest Sara Bareilles
Guests for "Jimmy Fallon," which airs at 12:35 AM ET, follow:
Thursday, Jan. 23: Guests include Jonah Hill, Dick Cavett and Chef Wylie Dufresne
Friday, Jan. 24: Guests include Mitt Romney, James Purefoy and musical guest SchoolBoy Q with The Roots. Mark Rivera sits-in with The Roots.
Monday, Jan. 27: Guests include Johnny Knoxville, Barry Gibb and musical guest Barry Gibb and The Roots
Tuesday, Jan. 28: Guests include Seth Meyers, Joe Buck and musical guest Liv Warfield
Wednesday, Jan. 29: Guests include Jennifer Connelly, Miles Teller and Ronan Farrow
Thursday, Jan. 30: Guests include Melissa McCarthy and musical guest David Crosby
Friday, Jan. 31: Guests include David Beckham
These listings are subject to change.