Aleksey Igudesman and Hyung-ki Joo became popular thanks to their unique approach to presenting classical music to their audience — fun, artistic, genre-savvy, ironic (mashups). I selected several of their videos — some of them rather old, like 8 years old — but they still are worth checking out.
West Side Simpsons — with Hans Zimmer (who did not write the theme song)
Alla Molto Turca
Where is the Remote Co
I will survive
Fistful of dollars