Each new costume is categorized in one of 3 groups: The Good, The Bad, or The Cuddly. In Round One, characters from each category duke it out to further themselves in the competition.

The episode was rated 7.19 from 79 votes.

The final 4 Group A singers compete in the semifinals and 2 are eliminated. Guest judge will.i.am joins the panelists' desk.

The episode was rated 7.18 from 61 votes.

Relive the best moments of season 8, from unforgettable performances to heartwarming moments and everything in between.

The episode was rated 7.12 from 42 votes.

The singers from Group B return to the stage in a special Thanksgiving-themed episode. The final wild card enters the competition. Joel McHale is back as a guest panelist.

The episode was rated 7.02 from 46 votes.

A Christmas extravaganza, with never-before-seen holiday performances from favorite contestants.

The episode was rated 7.00 from 13 votes.

Ahead of the showpiece final of the singing contest, a look back at the best moments and performances from season four.

The episode was rated 6.70 from 56 votes.

A brand-new group of 5 singers is introduced in the third and final round of the season. Characters from Team Good, Team Bad, and Team Cuddly take the stage for the first time and one is unmasked.

The episode was rated 6.44 from 63 votes.

A look back at the best moments and performances from Season 7.

The episode was rated 6.41 from 34 votes.

The three finalists perform one last time for the panel, before all are unmasked and one singer wins the trophy.

The episode was rated 6.31 from 51 votes.

The Final 6 sing and one singer is unmasked. Special guest panelist Chrissy Metz

The episode was rated 6.03 from 33 votes.