In reality, the acrobat slammed into a soft-but-sturdy safety mat just below, which probably still hurt, but helped turn a potential tragedy into a moment that all involved will presumably laugh off weeks from now.
The fall looked bad, and had to hurt in some way, but Duo Transcend were prepared for a scenario where one or both of them fell during the performance.
America’s Got Talent’s camera work made it look as though Mary did fall on the hard stage, which made it nothing short of incredible when she stood up looking more embarrassed than anything else.