Being based in sunny Los Angeles, we at Wonderhow are no strangers to heat. This prank was designed for use in hot areas, but we think it would be just as amusing if not more so somewhere cold. All you do is buy a lot of ice, locate or construct a platform over an entryway your victim often uses, put the ice and yourself up there, wait for them to arrive and dump it on them. It'll be cold, wet, and oh so surprising.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.