Willis will be joined by performer Tye Blue for the Nov. 4 concerts, which take place at 7 PM and 11:30 PM. The performances feature musical direction and production by Tony Award-nominated producer Michael J. Moritz Jr. (Beautiful: The Carole King Musical, On The Town).

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According to the creators, Willis and her "mystery man" Blue will "attempt to explain their journey as nonsexual life partners in song. Featuring a score that ranges from jazz to Motown to folk, these two voices in duet pay homage to the crooners of yore with a modern punch."
Willis is the winner of the TV show "Dancing With the Stars" and the eldest daughter of and . She's slated to appear in Chicago through Nov. 1.
Tickets range $40-$80. There is a $25 cover charge.