Candlelight multi-sensory music in unique venues. Coldplay on strings at Llandaff Cathedral by candlelight. Duration: 60 minutes. Doors 45 minutes before; no late entry. Age: 8+; under 16 with adult. Wheelchair accessible. First-come zone seating. Programme: Clocks, Shiver, Speed of Sound, Trouble, Fix You, Paradise, Something Just Like This, Yellow, My Universe, The Scientist, A Sky Full of Stars. Performers: Fleur Quartet.