WWE Superstar Nikki Bella turns into three quirky characters: a dog trainer-turned-gym teacher, a Bridesmaidzilla, and a clown doubling as a career counselor. Her sister Brie Bella plays puppet master as Nikki goes undercover as The Substitute.

Musician and movie star Asher Angel goes undercover as The Substitute. Asher is disguised as a snooty former child genius, an obnoxious world record holder, and an overeager competitive eater.