We've all had that pre-exam panic, but who's actually ever gone so far as sending an email pretending there's a bomb inside the exam building and getting everyone evacuated?
Uh, well that's pretty much what one Harvard University student did, according to the FBI.
And in honour of his extreme, elaborate hoax, we've rounded up a few other contenders:
Most Outrageous Hoaxes To Get Out Of Class
The classic hoax bomb threat(01 of07)
(credit:BBC)
The exams have been postponed hoax(02 of07)
(credit:Thespec.com)
The old bomb hoax strike two(03 of07)
(credit:DnaIndia.com)
The old hoax letter(04 of07)
(credit:Dnainfo.com)
The hoax postpone-an-exam email(05 of07)
(credit:blogs.gwhatchet.com)
The snow day school email hoax(06 of07)
(credit:thejc.com)
It didn't get anyone off school but...(07 of07)
(credit:nationalreport.net)