In what occasion can one hear this announcement? [br] [originaltext]Ladies and

Ladies and gentlemen, when the show is on, please keep your cell phones off or stay in silent mode. Photography, video taping and audio taping are strictly prohibited. Drinks and food are not allowed in the auditorium. The doors will be closed during performances. There will be intermission between acts and the door will be open. A bar serving drinks and snacks is just outside of the music hall. Tonight’s show will run until 9 : 45 and there will be two breaks in total.