Gerard Sternbach will provide musical direction for the performance, which will feature the music of Ray Charles, Marvin Gaye and Gladys Knight. Additional casting will be announced shortly.
The evening will be co-produced by La Mirada Theatre and Upright Cabaret.
A finalist on the second season of "Idol," Davis has starred on Broadway in Rent and in tours of Dreamgirls; Sing, Mahalia, Sing; and Ain't Misbehavin'. She recently played the Fairy Godmother in Cinderella at Berkeley Playhouse.
La Mirada Theatre is located at 14900 La Mirada Boulevard in La Mirada. For tickets call (562) 944-9801 or (714) 994-6310, or visit www.lamiradatheatre.com.