Saturday Night Fever Soundtrack-Question

Who did the disco version of “Night on Bald Mountain”-great song!-When is disco coming back?
Its hard to belive the disco era ended 30 years ago! Will we have a revival sometime soon? Or should I didtch my white suit, bellbottom pants, etc.?

“Night On Disco Mountain”, by David Shire.

And to answer your second query - it never really went away, did it?