Once Upon a Mask S4E4 - Once Upon a Mask 2019
Six celebrities take the stage for their second performance. Flamingo, Leopard, Black Widow, Skeleton, Thingamajig and Butterfly perform.
- Released: 2019-10-16
- Runtime: 50 minutes
- Genre:
- Stars: Nick Cannon, Robin Thicke, Jenny McCarthy-Wahlberg, Ken Jeong, Nicole Scherzinger
- Director: