Four celebrities perform, with only one contestant moving on to the next week. Introducing: Harp, Hedgehog, Hummingbird, and Knight.

Blue Man Group, jugglers and more visit the show to welcome two new celebrity singers for their first performances of the season; two new characters enter the game and two are unmasked. Introducing: Panther and Pi-Rat.

Two new celebrity singers enter the competition and perform iconic theme songs from TV shows throughout history; two unmaskings.

Two new celebrity singers enter the competition and perform songs from Andrew Lloyd Webber's legendary music catalog; guest panelist Andrew Lloyd Webber.

Miss Piggy serves as a guest panelist, with special appearances and performances by Kermit the Frog, Animal, Fozzie Bear and more Muppet favorites.

Two new characters enter the competition; the studio audience votes for one singer to be unmasked.

Three new characters enter the competition and two are unmasked; guest panelists Leslie Jordan and Joel McHale.

The panelists roast one another as two new characters enter the competition; guest appearances by Drew Carey and Jon Lovitz.

Two new contestants enter the competition, and two are unmasked.

Three contestants have sung their way to the Semi Finals and for the first time, a three-way battle ensues. One contestant will be eliminated and the remaining two will advance to the finals.

Before the winner is crowned, a look back at the best performances on The Masked Singer from season eight.

Both finalists sing their hearts out one last time, with only one taking home the trophy.