Idea #1: A man whose face is not in the cameras view opens a door. Lights turn on in the room and several people yell "Surprise!" under a happy birthday banner, Camera cuts to the mans face which is masked and he is holding a gun as if robbing a house.

Idea #2: A man walks into a secluded room to find something strange or questionable is happening. After a few seconds of awkward silence, the first man conclude that he is in the wrong room and leaves.

Idea #3: Someone walks into a room and sits across from another person with a chess board between them. Extreme close-up shots with match on action when moving the pieces. Over dramatic victory cheer.