Firehouse 51 welcomes back some familiar faces and says goodbye to Brett. Violet scrambles to decorate Brett’s wedding venue. A call at the expo center takes a shocking turn.

Firehouse 51 welcomes back some familiar faces and says goodbye to Brett. Violet scrambles to decorate Brett’s wedding venue. A call at the expo center takes a shocking turn.

On a call with Station 37, a firefighter is struck by a power line and decides to lash out after her injury. Brett is visited by Scott and Amelia. Violet…