Here we have the world's BIGGEST (commercial) Marimba playing Bach's Cantata 147!
[youtube]C_CDLBTJD4M[/youtube]
From EngadgetAn ad for NTT Docomo's "Touch Wood". ....Yeah, you know it. Don't judge em though. Japanese aren't familiar with American slangs. =P If you wanna amuse yourselves, read the comments on that Engadget page.
EDIT: LOL Ninja'd by ZeaLity.
@ZeaLity: I have seen heaven and hell. xDDD It's all here, and beyond! (Without drugs, of course)