Ken Jeong, Rita Ora, Robin Thicke, Jenny McCarthy Wahlberg, and Nick Cannon open the show in costume with a hilarious rendition of Rockstar by Smashmouth. The Masked Singer is celebrating the 30th anniversary of the incredible animation studio, DreamWorks, that brought the magic of Shrek to the world! Then, Group A channels their inner fairytale by performing songs from or inspired by the Shrek-cellent movie franchise from "Accidentally In Love" to "Hallelujah," "I'm A Believer," and "Wide Awake." (thetvdb.com)