The Substitute

Actor Jace Norman ("Henry Danger") goes under cover as a teacher at Luther Burbank Middle School.

Lilly Singh goes under cover as a strange substitute teacher at Woodrow Wilson Middle School.

John Cena pranks campers at the Boys & Girls Club of the Foothills in Monrovia, CA.

Grammy Award-winning performer Ne-Yo goes under cover and pranks middle school students.

Using full costumes and prosthetics to hide her identity, WWE superstar Nikki Bella is transformed into three completely unrecognizable characters at Las Palmas Middle School in Covina, Calif., while sister Brie Bella directs from the control room.

Actor Rico Rodriguez goes undercover as The Substitute, while his sister Raini Rodriguez pulls the string behind the scene. Rico plays a wacky neat freak, an intense karate instructor, and a middle school sub who thinks he’s teaching kindergarteners.