"We should stay up until three in the morning sometime to test that theory," Kevin said, grinning. Then, at her suggestion, he got a running start towards the pile, aiming near but not at Su, and yelled, "GERONIMOOO!"
It was as good as she'd said. He was airborne for a moment, then gravity took over and he fell, easily, onto the soft pile. He hadn't fallen on top of her, he didn't think, but after a moment he rolled over and lifted himself up on his elbow to look at her. "Is it fun being in the pile when someone else jumps in?"