Mozart: Horn Quintet in E flat major K407 (arr. for horn trio) Ethel Smyth: Horn Trio in A major Brahms: Horn Trio in E flat major op.40 Kaleidoscope Chamber Collective is one of the UK’s most imaginative and versatile ensembles with a reputation for creativity and joyous music-making of the highest order. The group’s co-founder and artistic director, Tom Poster, is joined by pianist Ben Goldscheider and violinist Elena Urioste in a mouth-watering set of horn trios.