Ben Folds Composes a Song LIVE for Orchestra In Only 10 Minutes

Jacob Collier Improvises the National Symphony Orchestra (Live from the Kennedy Center)

Funny! Orchestra plays Microsoft Windows™ - the waltz

Bobby McFerrin - LIVE Improvisation at The Kennedy Center

Jacob Collier - The Audience Choir (Live at O2 Academy Brixton, London)

Ben Folds & The Contemporary Youth Orchestra

One of my all-time favourites.