It's not my fault, I... *looks around* Where's my cup...? I can't be that awesome, personally, if I forget the thing that's sitting right in front of me...
Aha, so you put the idea in my head! I just ran with it...
Aww, but why take away the mystery? That way it leaves readers with 'what if they actually did get away'? And they could imagine it the way they would if they'd gotten out.