Will Ferrell, who was Conan O’Brien’s first interview on The Tonight Show, has been booked for his final episode, NBC confirms. The guest list for O’Brien’s remaining episodes:

Wednesday, Jan. 20: Adam Sandler, Joel McHale, and musical guest Joss Stone

Thursday, Jan. 21: Robin Williams and musical guest Barry Manilow

Friday, Jan. 22: Tom Hanks and Will Ferrell