Club Hopping
Since you know that that guy you bumped is still somewhere behind you, you decide the wisest course of action is to find some place in the club and just hide until he's gone and the bar fight's over.
You set off down a hall with the vague notion that the bathroom would be a good place to hole up for awhile, but as you reach the end of the hall, you find no bathrooms. There are, however, two other doors. One is a highly ornate oak masterpiece. The other is a simple black painted aluminum door. You pick: