Spotting a button, Kathy gave it a firm press.
Suddenly, the walls quaked, and Kathy's eardrums were assaulted.
A door behind the lobby opened and the caretaker tottered out on rickety legs.
"Sorry," Kathy cringed once the panic alarm was quelled. "I thought it was a bell to summon you."
"Well, it worked," the curmudgeon bleated. "What do you want anyway?"
"Oh," Kathy fawned, "there's a cockroach in my shower…"