He was trying to do some weird demon shit to open the door, dumbass. Nora cringes and stares at the door, wishing she had some way to get it open. This was all her idea, after all. If Crowley can't get it open they were fucked.

She frowns at Mark. "We're trapped and no one has any fucking idea why and all you can think of is how bad you have to pee? Thanks, it's not like the rest of us have to go or anything." She looks at Crowley, "any ideas what's going on?"