I more often than not stroll into the room and get down to the exercise - however I guess you could do this after roll and instructor talk. I signal that I can't recall something. At that point when an understudy asks me what's wrong, I say something like this:

I'm attempting to recall the name of a film, yet I can't consider it for the life of me. What was that motion picture called? Gee.

I keep motioning for a couple of moments to perceive how the understudies react? Will they make an inquiry, for example, 'Do you recall who is in it?" or something comparative. On the off chance that nobody asks then I start a portrayal all alone until the point that someone can enable me to recollect.