[contentcards url=”https://nypost.com/2025/06/12/us-news/new-jersey-high-school-forced-to-cancel-full-day-of-classes-over-over-the-top-senior-prank-went-too-far/” target=”_blank”] By Shane Galvin They’ve got no class. An over-the-top senior prank left a New Jersey high school in shambles, forcing officials to…