After their teacher fails them, two high school students decide to teach the imperious, demanding instructor a lesson by falsely accusing her of the murder of a missing student.

Nickelodeon brings cheer this holiday with star-studded appearances and musical performances by JoJo Siwa, That Girl Lay Lay, and Ne-Yo as Nickelodeon star Lex Lumpkin journeys to the North Pole to meet Santa Claus before the biggest show of the year.