Alma Deursher, an amazing teenager who can compose music in less than a minute based on four random notes picked from a hat !
Mark Mancina's “Pink Panther” theme, played as a fugue in the style of J. S. Bach, by Stéphane Delplace
Here's another rendition of Mozart's “Alla Turca”, which reminds me a lot of Pierre-Yves Plat
Percussions can be harder than any other instruments. Here's a video, from the point of view of the percussionist, playing the musical “West Side Story”