Don’t hide, that could blow your cover. “Uhhhhh, Tom, why are you behind the water cooler?” “Because it makes the room look all stretchy.” …Being the least suspicious person in the room is paramount to successfully pulling off “the long prank.” Don’t laugh, don’t ask, divert blame to others.
Got a tiny screw driver and some tiny batteries handy? Unlike your $800 cell phone, yes, you can replace the batteries. However, it is about the size of a golf ball, and if we sell a bunch of these I may just go for a vacation in Bali, in one of those little huts on the ocean.