Premiere: Lauren Alaina, Nikki Glaser, DeRay Davis, Cheryl Hines, Adrienne Bailon-Houghton

E1

Guest panelists DeRay Davis and Nikki Glaser; a contestant performs with Lauren Alaina.

Queen Night: Gavin DeGraw, Thomas Lennon, Jennie Garth, Adrienne Bailon-Houghton, Cheryl Hines

E2

The singer whom the contestant picks reveals their skill in a duet performance with Gavin DeGraw.

Divas Night: Dionne Warwick, Ron Funches, Todrick Hall, Cheryl Hines, Adrienne Bailon-Houghton

E3

The singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Dionne Warwick, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Decades Night: Adrienne Bailon-Houghton, Frankie Muniz, Romeo Miller, Cheryl Hines

E4

Romeo, Melissa Peterman and Frankie Muniz; a contestant performs with Adrienne Bailon-Houghton.

Sports Night: Montell Jordan, Dwight Howard, Jon Lovitz, Cheryl Hines, Adrienne Bailon-Houghton

E5

Hosted by Ken Jeong, permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Montell Jordan, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Motown Night: Johnny Gil, Nene Leaks, Kate Flannery, Adrienne Bailon-Houghton, Cheryl Hines

E6

The singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Johnny Gill, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Doppelganger Night: Guest Host Joel McHale, Carnie Wilson, Maggie Lawson, Cheryl Hines, Adrienne Bailon-Houghton

E7

Hosted by Ken Jeong, permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Carnie Wilson, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Twinning Night: Guest Host Joel McHale, Michelle Williams, Lisa Ann Walter, Adrienne Bailon-Houghton, Cheryl Hines

E8

Permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Michelle Williams, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Elvis Night: Tyler Hilton, Jimmie Allen, Cheyenne Jackson, Adrienne Bailon-Houghton, Cheryl Hines

E9

Hosted by Ken Jeong, permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Tyler Hilton, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Shawn Stockman, Ron Funches, Cheryl Hines, Adrienne Bailon-Houghton

E10

Hosted by Ken Jeong, permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Shawn Stockman, resulting in an amazing musical collaboration - or a totally hilarious train wreck

Country Night

E11

Hosted by Ken Jeong, permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical duo Maddie & Tae, resulting in an amazing musical collaboration - or a totally hilarious train wreck.

Vegas Night: Guest Host Nick Cannon, Chris Kirkpatrick, Porsha Williams, Penn Jilete, Adrienne Bailon-Houghton, Cheryl Hines

E12

Hosted by Ken Jeong, permanent panelists Cheryl Hines and Adrienne Bailon-Houghton and a rotating panel of guest celebrity detectives must help one contestant tell the difference between good and bad singers, without ever hearing them sing a note. With $100,000 on the line, each contestant will attempt to weed out the bad "Secret Voices" from the good, based on a series of clues, interrogation, and lip synch challenges. In the end, the singer whom the contestant picks will reveal if they are good or bad in a duet performance with musical superstar Chris Kirkpatrick, resulting in an amazing musical collaboration - or a totally hilarious train wreck.