JERSEY BOYS Cast and Leona Lewis to Perform for Broadway Week on DANCING WITH THE STARS

According to spoilers for week 9 of season 23 on Dancing with the Stars, Mark Ballas (currently playing Frankie Valli in Jersey Boys on Broadway) will serve as the episode's special guest star. Other cast members from the show will join Ballas to perform "December 1963 (Oh What a Night)" for DWTS' Broadway Week.

Each of the dance couples is slated to perform a number from a popular Broadway musical; Leona Lewis will perform "Memory," from Cats, live for one of the couples to waltz to. Other planned numbers include "Cell Block Tango" from Chicago, "She Used to be Mine" from Waitress, and "A Brand New Day" from The Wiz.

For the original spoiler article, click here.

Emmy-nominated Mark Ballas is a multifaceted entertainer. For the past 18 seasons, he has captivated more than 20 million viewers per week on ABC's hit show "Dancing with the Stars." He is a two-time champion, nine-time finalist and he earned a 2011 Emmy nomination for his work on the show. In the U.K., Mark appeared in the national tour of Buddy - The Buddy HollyStory and took the lead role of Tony, Off West End, in Copacabana. He also played Judas, Off West End, in Jesus Christ Superstar and Benjamin in Seven Brides for Seven Brothers. Mark currently performs in the duo Alexander Jean with fiancée BC Jean. The team's single "Roses and Violets" and debut EP "Head High" both debuted at #1 on iTunes' Singer/Songwriter chart.

Leona Lewis, who launched her career in 2006 by winning the third season of the U.K.'s "The X Factor," recently made her Broadway debut in the revival of Andrew Lloyd Webber's Tony-winning classic, CATS. Lewis' best-selling hit, "Bleeding Love," earned her two Grammy nominations. She became the first British female solo artist to top the U.S. Billboard 200 chart in more than 20 years with her debut album, "Spirit."

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