OK, even I think she is a moron who deserves to be jailed for a little while to ponder her choice of expression.

We don't yell "fire" in a crowded theater. We don't walk into a public place, especially an airport, wearing what any passerby would think is a BOMB for pete's sake.

There is artistic expression, and then there is brainless stupidity. She picked number 2...and she is lucky to be alive.