The hour-long chat show will also feature comedian Kevin James.
"The Tonight Show" airs in the New York metropolitan area on NBC, Channel 4, beginning at 11:35 AM ET; check local listings.
Guests for the upcoming week follow:
April 6: Guests include Michael Douglas, Kat Dennings and musical guest St. Vincent.
April 7: Guests include Louis C.K., Sophia Bush and musical guest Who Is Fancy.
April 8: Guests include Julia Louis-Dreyfus, Scott Eastwood and musical guest Flo Rida with The Roots.
April 9: Guests include Madonna, Nikolaj Coster-Waldau and musical guest Madonna.
April 10: Guests include Kevin James and Vanessa Hudgens. With book and lyrics by Alan Jay Lerner and music by Frederick Loewe, this production of the Oscar and Tony Award-winning film and stage musical Gigi features a new book adaptation by Emmy-nominated screenwriter Heidi Thomas ("Upstairs Downstairs," "Call the Midwife") and is choreographed by Emmy Award winner Joshua Bergasse (On the Town, "Smash") and directed by Eric Schaeffer (Follies, Million Dollar Quartet).
Gigi plays the Neil Simon Theatre, which is located at 250 West 52nd Street.