Cheap thrills are hard to come by sometimes, and when you do discover one, typically you come across it by mistake.
Case in point. Setting up for a good little family movie night, the living room floor is cleared and a semi-inflated air mattress is inserted as our point of rest. The Bambino, and all his glorious energy, decides to take a running leap while Miss Belle is just hanging waiting for the movie to begin.
Bingo...impromptu in-house-bounce-house. McGyver would be proud: