The seven remaining couples on Dancing With the Stars will have to impress one of music's biggest icons on Monday night's episode.

Music superstar Cher will be joining the judging panel on Monday night's episode of Dancing With the Stars, filling in for Len Goodman. The celebrity dancers will be performing one unlearned dance to a song by Cher in the hope of receiving the highest score of the night. The best scoring couple will be immune from being eliminated and does not have to participate in the Dance-off challenge.

In the Dance-off challenge, each of the other six couples will face off against another couple. The couple with the highest score in each dance-off received three additional points added to their score for the night.

Dancing With the Stars Episode 7 Recap 

At the end of the night, another couple will be eliminated, bringing the competition down to only six couples left.

As for what dances the celebrities will perform, PureDWTS has assembled a spoiled list. According to the report, comedian Bill Engvall and partner Emma Slater will dance Disco, Glee actress Amber Riley and Derek Hough will dance the Rumba, actor Brant Daugherty and Peta Murgatroyd will dance the Foxtrot, actress Leah Remini and Tony Dovolani will dance the Viennese Waltz and actor Corbin Bleu and Karina Smirnoff will dance the Argentine Tango.

Amber Riley 'Shocked' to be Doing Well on Dancing With the Stars 

Actress Elizabeth Berkley Lauren and Val Chmerkovskiy dance Jazz and will be dancing fourth. Reality star Jack Osbourne and Cheryl Burke will dance the Tango sixth. Other placements are not known at this time.

Dancing With the Stars airs Mondays at 8 p.m. on ABC.