To the Batcave!
Yikes: Ground Collapses Beneath Guys At Tire Shop

This is some security cam footage from an automotive shop of a quintet having a discussion about (I assume) what the numbers on the sides of tires mean, when the ground collapses beneath them, sending them all into a pit, with a motorcycle on top of them. And this is how “with a motorcycle on top” came to mean the exact opposite of a cherry on top — something bad happening made even worse by a BONUS bad thing happening.