About what exactly? One of them moved the object somehow, either intentionally or not, and either didn't notice or didn't remember doing it.

I guess I'm not sure I understand what it is you're asking.

__________________
[Dr. Horrible]___________________________[Penny]
Listen close to everybody's heart________And you believe there's good in everybody's heart
And hear that breaking sound_____________Keep it safe and sound
Hopes and dreams are shattering apart____With hope you can do your part
And crashing to the ground_______________To turn a life around