The first eight undercover celebrity singers face off against one another in head-to-toe costumes. Nick Cannon introduces the first four contestants - Butterfly, Egg, Thingamajig and Skeleton.

Four new celebrity singers face off against one another. Nick Cannon introduces four more contestants: Black Widow, Leopard, Flamingo and Panda.

Four new celebrity singers face off against one another. Nick Cannon introduces four more mystery contestants: Flower, Penguin, Eagle, and Fox.

Six celebrities take the stage for their second performance. Flamingo, Leopard, Black Widow, Skeleton, Thingamajig and Butterfly perform.

Six celebrities take the stage for their next performance of the season. Rottweiler, Ladybug, Tree, Penguin, Flower and Fox perform.

Actor, comedian, writer and game show host Anthony Anderson joins host Nick Cannon and the panellists as five Hollywood stars perform.

Triumph the Insult Comic Dog guest judges. Fox, Ladybug, Flower, Tree and Rottweiler perform.

Flamingo, Leopard, Flower and Rottweiler perform.

Four more of the remaining celebrities - Thingamajig, Fox, Tree and Butterfly - take on their next round of dazzling performances.

The six remaining contestants compete together for the first time -- with one celebrity unwrapped.

The five remaining masked celebrities compete for a spot in the finals; two celebrities are unwrapped.

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