This insider special explores how Jace Norman went undercover as The Substitute to prank a group of unsuspecting students. Pop-up bubbles feature show trivia and behind-the-scenes secrets that reveal the making of this epic prank.

This insider special explores how comedian, Lilly Singh, went undercover as The Substitute to prank a group of unsuspecting students. Pop-up bubbles feature show trivia and behind-the-scenes secrets that reveal the making of this epic prank.

A countdown of the top 10 wildest moments and pranks from season one of The Substitute which includes some bonus, never-before-seen footage.